A bike with plenty of opportunity, the Arcade really showcases the endless detail and unrivaled quality that we put into our bikes. This super-dialed bicycle rolls on SALT's super-wide 36mm Valon rims with sealed hubs, carrying a full assortment of nylon hub guards that allow you to have a solid and dependable set of wheels under you at all times. Available in both a 20.5" and a longer 21" option, the Arcade will give senior riders the ability to ride one of the most popular bikes in our line.

The Grime frame is the signature frame of Denim Cox. Whether he's riding motocross, Barbie bikes or BMX, you know Denim tears it up on all terrain. Designed to Denim’s specification, with a steep 75.5 headangle, a 12.8 - 13.2” rear end length with an invest cast chainstay yoke for extra tire clearance and a 9” standover.

BSD Freedom is Kriss Kyle's signature frame, designed to perform well on all terrain. This frame combines the stability of a low 11.5" BB, the responsiveness of a 75 degree head angle and the versatility of a short rear end. To create a stiffer rear triangle we've utilized an invest cast wishbone and invest cast seatstay bridge. - Constructed from Japanese Sanko seamless 4130 chromoly tubing, triple butted - Removable brake mounts, brake kit sold separately - Head tube and bottom bracket heat treated and CNC machined 4130 - Heat treated and investment cast 4130: chainstay wishbone, dropouts, and seatclamp - Frame weight: 5 lbs

We've upgraded the frame on the Dice 20" with a full alloy 6061-T6 frame, making it one of the very first full alloy freestyle bikes ever made. Everything on this bike was picked to ensure that this bike has the right equipment to make those first steps in BMX as enjoyable as possible. The Dice has specific geometry making it perfectly suited for the younger rider. The frame uses a shorter 20" toptube paired with a shorter 13.2" chainstay. Featuring 25-9 gearing and tapered forks, the Dice is one entry-level machine that packs a serious punch for a lightweight contender.

With the ability to carry serious loads, triple mounts on the forks and three separate bottle cage fixings allow you to carry as much as you need with you. The Hook EXT C comes complete with a carbon frame and V2 carbon fork with triple cage mounts for speedier off-road raids. Sram provides the bike's 10 – 42T XD cassette for a great range of gears, so you can keep the pace high over whichever surface you decide to tear across. Our friends at Hunt handle the hoops, providing the bike with a tubeless-ready Adventure Sport 27.5" wheelset. Finished with head-turning tan-wall WTB Venture tires, onlookers will have to be quick if they want to catch a glimpse as you fly through the undergrowth. It comes in this year's glossy metallic black colorway, too.

This bike will take you further. Designed with the support of our family of field testers, the Beyond 2 is the natural evolution of the Beyond 1. Tried and tested fast-rolling wheels, multiple mounting points, and a range of gears remain. A Supernova dynamo lighting system joins the bike’s features, so you never have to charge your batteries – ideal for excursions that go that little bit further. And at the front, a demi-porteur rack supports more cargo space that doesn’t compromise steering and handling. A new version of our continent-crossing adventure tourer with a specification based on feedback from users in the field.

Washboard descents, sketchy dirt, gravel and rocks of all shapes and sizes. You never know what you'll get on a gravel ride. This composite gravel machine has front suspension and engineered compliance to help you float through it all with speed and control. SMOOTH CONTROL - Composite frameset is designed specifically for front suspension. With 40mm of travel, the fork absorbs impacts so you can ride smoother and faster on rugged gravel and dirt. TUNED COMPLIANCE - Lowered seatstays with smaller diameter tubes absorb road shocks and vibrations. A Contact SL XR D-Fuse handlebar adds more compliance without sacrificing the stiffness needed for cornering, sprinting or climbing. ADAPTABLE TO THE TERRAIN - A flip chip on the rear dropout adjusts the wheelbase short for quicker handling, or long for improved stability at speed. The long setting also allows for larger diameter tires up to 53mm. You can choose the included dropper/suspension seatpost for added ADVANCED COMPOSITE TECHNOLOGY - Giant's High Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. D-FUSE TECHNOLOGY - The D-Fuse seatpost and handlebar were designed to function as a system, absorbing road shocks and vibrations so you can ride farther, faster. OVERDRIVE - Giant's original oversized fork steerer tube technology. Designed to provide precise front-end steering performance, the system's oversized headset bearings (1 1/4" lower and 1 1/8" upper for road, 1 1/2" lower and 1 1/8" upper for mountain) and tapered steerer tube work in conjunction to provide optimal steering stiffness. TUBELESS SYSTEM - Fewer flat tires. Greater traction. Less rolling resistance and a smoother, faster ride. Giant's Tubeless System makes it easier than ever to experience all these benefits. FLIP CHIP - DROPOUT Allows riders to quickly adjust the geometry and rear-wheel tire clearance with eccentric, offset two-position hardware in the rear wheel dropouts.

Nothing is off-limits to the embolden, a trail bike designed to conquer tricky climbs, rowdy descents, and chunky rock gardens with confidence. Key Performance Factors: - Wheel Options Available in 27.5- and 29-inch wheel size options, select the Embolden that best fits you and where you want to ride. - Trail Ready ALUXX-grade aluminum frame, tubeless wheelset, dropper seatpost, Liv Sylvia trail saddle, and a 1x drivetrain allow you to tackle new technical terrain with confidence. - Custom Tuned Suspension The 120mm of FlexPoint Suspension has been custom-tuned by women, for women to provide optimal performance for the rider and the bike's intended use, resulting in improved traction and control. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Small – Large: 29-inch

Revolutions offers up the perfect mix of style and value to create a cruiser that's simple and fun to ride. An extra-long wheel base, super-wide tires, and upright riding position make the Revolutions comfortable, durable, and easy to ride, exactly what's needed for just cruising around. - Classic high-tensile steel frame - Single-speed coaster brake version also available in a 24" wheel for smaller riders - limited colors - One-piece steel crank - Alloy rims with stainless steel spokes - 26" x 2.50" cruiser tires - Mid-rise steel cruiser handlebar - Sun Cruiser saddle - Steel chain guard - Steel kickstand

- Durable steel frame with clear-coated finish - 12" wheels with lightweight alloy rims - Standard tires with inner tubes - Ball bearing threaded headset (with 130° steering limit) - Adjustable saddle and handlebar height

Hybrid doesn't do it justice. When we sat down to engineer our urban commuter, we wanted to do something different. Something fast. Something fun. And, most importantly, something people would want to ride. And isn't a Hybrid. It's an Urban Assault bike. And it's a blast. Slip through your city like a shadow. Subtle, stylish, and sporty – your perfect urban assault vehicle is right here. - 8 speeds to conquer your city's toughest streets. - Disc brakes for awesome all-weather stopping power. - Dual chainguard keeps your chain in place over the roughest roads. - WTB Slick 700x32c for a smooth roll and snappy handling. - Rack and fender compatible so you can haul it all and keep yourself dry.

The Saiko 20" has evolved into a low-slung 20" bike with shorter geometry, making it perfect for riders slightly too small for a full sized 20" bike, or just wanting a more nimble and responsive ride. The 19.25" toptube and 165mm cranks, paired up with the latest parts from Salt, make the Saiko a truly special bike unlike anything else.

Endless exploring, overnight adventures, rough backroads and gravel trails, there are a lot of ideas about what gravel is. What isn't in doubt is that a gravel bike needs to do them all with control, speed and comfort but above all with a thirst for fun. Designed from the ground up for gravel, Terra isn't a repurposed road bike or a slimmed down mountain bike. Add comfort to your road adventures, finally discover where that dirt trail leads or let your trips spread overnight. There is a wide world out there and Terra is ready to explore it with you.

Take a breath. Catch the hints of espresso and biscotti wafting over the air? That's the sensation you'll have aboard the Milano Dama bike. Beginning with the lightweight double-butted aluminum frame combined with a rough-road-smoothing steel fork, the Milano lends a nimble ride. Add color-matched fenders and chainguard, and you've got yourself an all-weather steed that's just fine to ride in casual clothing. A comfortable saddle with matching ergonomic grips completes the classy aesthetic while providing comfort at key touchpoints. Adding to the bike's versatility, a reliable 8-speed Shimano drivetrain offers plenty of gearing for varied terrain.

A cross-inspired bike built to conquer the city streets, the Super Professional features the 2-For-1 Dropout, All-City's elegantly designed combination geared or single-speed sliding dropout system. Fast, responsive, agile, and capable on mixed terrain, the Super Professional can be converted from single-speed to geared or back again to crush all your daily deeds and commutes. - 612 Select Tubing - Features All-City's 2-For-1 Dropout, a beautifully crafted sliding dropout system - Signature fork crown with four-point rack mounts - Two bottle cage mounts, plus mounts in front and rear for racks and fenders - 12mm thru-axles, flat-mount brakes

Our most popular and versatile model, the Space Horse has become a bit of a cult favorite through its classic styling and ability to handle just about any task or terrain. Ambitious road centuries, gravel racing, loaded touring, looking great while commuting — the Space Horse is equipped for it all. - 612 Select Tubing – a proprietary blend of 4130 double-butted Chromoly tubes, every piece of tubing on every frame size has been carefully chosen to provide the best ride possible - Geometry — Mix between road and randonneuring with a relatively short rear end and a slightly lower bottom bracket than a standard road bike - 12mm front and rear thru-axles, flat-mount disc brakes - Front and rear rack mounts, fender mounts, and pump peg - Fork features ports for internal Dynamo cable routing - Tire Clearance — 43–61cm frames fit 650b x 47mm (650b x 42mm w/fenders); additionally, 49–61cm frames fit 700c x 45mm (700c x 42mm w/fenders) - Signature custom-cast dropout with replaceable derailleur hanger, signature lugged fork crown and custom fork ends, integrated seat collar, pantographed bottom bracket shell, reinforced bottle bosses for three bottle cages

One of the most anticipated bikes in BMX, the CRS is back for 2021 with even more bang for your buck. Now featuring a sealed front hub, this all-terrain slayer rolls smoother than ever. Packed full of aftermarket parts from ECLAT, including the Bios Pivotal seat and Pure seat clamp, the CRS looks and rides like a bike twice the price tag. The geometry has been tailored to allow for greater progression of the younger generation. The super-short 12.75" chainstays, 165mm cranks, and shorter 26mm fork give the CRS a snappy and agile ride that is perfect for learning and advancing. A bike truly built with vision, the CRS is unlike anything else.

Bianchi's XR16 is your young rider's first step to achieving cycling greatness. Adventure awaits them aboard the high-quality aluminum frame painted in Bianchi's signature Celeste. The 16-inch aluminum wheels with grippy tires are light and durable and the included training wheels make learning to ride safe and easy. A single speed and coaster brake keep the focus on fun.

The Haro Shredder represents step-1 on the BMX journey - a capable neighborhood bike with deep roots in the Haro Freestyle back catalog. Reborn from its hey-day 30-years ago, the Shredder is light and versatile - thanks to its 6061 aluminum frame - and available in a variety of frame sizes ranging from 12” to 24”. A carefully selected group of Haro branded components complement a quality package and position the Shredder as a great value vehicle for freedom and fun. For those who want to take their riding to the next level, check out the Haro Destinations range and a series of bikes designed and suited to jumping, skate park riding, and going big in the street.

A Cross Monster Built for Exploration Taking inspiration from our famed cross bikes, the Gorilla Monsoon will send you far into the unknown with comfort, style, and elegance. Do-It-All Dirt Solution A sweet beast designed to handle double track, gravel, bikecamping, and the pursuit of good times, this nimble, do-it-all dirt solution is ready to send cross racers, dirt tourists, and backcountry explorers on the ride of a lifetime. Mounts for Fenders and Racks in Front and Back Conquer wet roads, fully loaded bikepacking trips, and the gnarliest of grocery lists Tire Clearance Built around a 27.5 x 2.4" platform, the Gorilla Monsoon offers clearance for 700c x 42mm tires to deliver complete tire freedom 612 Select Tubing Selected specifically for sporty handling on the course, comfort on tours, and maximum fun on-road or off Dropper Seatpost Ready to rock steep descents on the trail or pavement Flat-mount brakes Flat-mount disc brakes offer clean aesthetics and compatibility with modern product standards

The Sunday Darkwave frame is built out of 100% 4310 chromoly and features Sunday's signature dent-resistant wave down tube to give riders a little extra peace of mind when things don't go according to plan. It stays looking clean with refined details like an integrated seat clamp, tapered stays, and integrated chain tensioners. Removable brake hardware and gyro tabs are also available when you need them and disappear when you don't. - 100% 4130 chromoly frame - Broc Raiford signature geometry - Removable U-brake hardware and Gyro tabs - Integrated seat clamp - Wave Down Tube: Down tube dents are common with the competitor's frames and they significantly weaken the front end of your bike. The double-butted, 1.45" diameter down-tube feature Sunday's proven Wave shaping to fight denting against contact made from a rail, ledge, coping and whatever else happens to get thrown at it. - Miter Cut Top Tube: A miter-cut top tube creates a precise joint with the seat stays during welding. This increases the strength substantially over frames that use a “sandwiched” top tube at this critical junction. - Tapered Chain & Seat Stays: Both chain and seat stays taper to provide a refined and clean look to the frame while still providing strength. They are both angled on the inside for improved chain clearance and weight savings. - Hollow Dropouts with Chain Tensioners: Hollow 8mm wide dropouts are as light as a solid 5mm dropout, but over twice as strong. There is a small internal chain tensioner to hold the wheel in position and to simplify wheel removal.

RIDING WITHIN REACH Grab your Avant and fill your bottles before rolling out on your afternoon ride. No other machine can better help you enjoy the exhilaration of road cycling. The speed, freedom, and the views offered by quiet roads are all included free with every Avant—and you love it. Avant Carbon Fork The carbon layup and shaping of the Avant fork offers the best combination of elasticity, tire clearance, and torsional stiffness. The fork legs sport integrated fender mounts and ample tire clearance for even more versatility. High Polish The new Avant receives the same level of design attention as our carbon frames - The tubes are butted and hydroformed with smooth, polished welds to match the dramatic look of the monocoque frame. ICR Plus Internal Cable Routing is carefully guided along the best path under the stem and through the head tube, with no rub or rattle, and is optimized for both traditional and electronic shifting systems. Proprietary headset spacers smooth airflow and offer easy adjustment.

The Shredder 14 Girls has all the same features as the Shredder 14 but with a slightly different frame. The geometry is the same but the girl's version has a slightly lower top tube stand over which makes it easier to straddle.

IN CYCLOCROSS RACING, EVERY ADVANTAGE COUNTS. FAST STARTS, TIGHT CORNERS, TOTAL CONTROL ON DIRT, SAND AND MUD. PROVEN THROUGH YEARS OF PRO WINS AND PODIUM PLACINGS, THE LATEST TCX ADVANCED PRO IS FASTER AND SMOOTHER THAN EVER. KEY PERFORMANCE FACTORS Elite level efficiency Advanced-grade composite frameset is 17.5 percent lighter than the previous generation while retaining its best-in-class torsional/pedaling stiffness. Total control Integrated disc brake technology with flat mounts and thru-axle hubs, combined with tubeless-ready Giant WheelSystem, delivers added control in variable conditions and all types of weather. Smooth ride quality D-Fuse composite seatpost helps absorb bumps and vibrations, and you also have the option to switch to a standard 30.9mm round or dropper post depending on your riding style and terrain. TECHS & FEATURES ADVANCED COMPOSITE TECHNOLOGY Giant’s High-Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. D-FUSE TECHNOLOGY The D-Fuse seatpost and handlebar were designed to function as a system, absorbing road shocks and vibrations so you can ride farther, faster. OVERDRIVE 2 The most advanced steerer tube technology in today’s Giant bikes. Designed to offer unprecedented front-end steering performance, the system’s oversized headset bearings (1 1/2" lower, 1 1/4" upper) and tapered steerer tube work in harmony to provide supreme steering stiffness. TUBELESS SYSTEM Fewer flat tires. Greater traction. Less rolling resistance and a smoother, faster ride. Giant’s Tubeless System makes it easier than ever to experience all these benefits.

Washboard descents, sketchy dirt, gravel and rocks of all shapes and sizes. You never know what you'll get on a gravel ride. This new Revolt with front suspension helps you float through it all with speed and control. KEY PERFORMANCE FACTORS Smooth control Composite frameset is designed specifically for front suspension. With 40mm of travel, the fork absorbs bumps and impacts so you can ride smoother and faster over rugged gravel and dirt. Tuned compliance Lowered seatstays with smaller diameter tubes absorb road shocks and vibrations. A Contact SL XR D-Fuse handlebar adds more compliance without sacrificing the stiffness needed for cornering, sprinting or climbing. Adaptable to the terrain A flip chip on the rear dropout adjusts the wheelbase: short for quicker handling, or long for improved stability at speed. The long setting also allows for larger diameter tires up to 53mm. You can use the included dropper/suspension seatpost for added capabilities, or switch to a proprietary D-Fuse seatpost or traditional 30.9mm round seatpost. HIGHLIGHTS The Advanced composite frameset is designed with suspension-optimized geometry and paired with a 40mm travel fork, delivering a smooth, controlled ride quality on rugged gravel and dirt. A flip chip on the rear dropout lets you adjust the wheelbase and increase tire clearance up to 53mm. You can use the included dropper post, switch to a proprietary Giant D-Fuse seatpost for added compliance, or use a standard 30.9mm round seatpost. A Contact SL XR D-Fuse handlebar further minimizes fatigue by absorbing shocks and vibrations. ADVANCED COMPOSITE - High-performance grade raw carbon material is used to produce this custom frame material with a high stiffness-to-weight ratio. The front triangle is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. SUSPENSION FORK - 40mm of front travel expands this bike's capabilities, improving control and reducing fatigue while riding rough roads, gravel and dirt. FLIP CHIP DROPOUT - Geometry, wheelbase and rear tire clearance can be adjusted using two-position hardware in the rear dropouts. A longer wheelbase adds stability and increases tire clearance (up to 53mm), while a shorter wheelbase delivers a quicker, more agile ride. COMPACT ROAD - A downward sloping top tube (from the head tube to the seat tube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. D-FUSE TECHNOLOGY - Proprietary D-shaped handlebar works to dampen vibrations and absorb road shock, resulting in a smooth, compliant ride quality. SEATPOST ADAPTOR - New frame design allows you to use the stock dropper seatpost, a proprietary D-Fuse seatpost, or a traditional round 30.9mm seatpost. This lets riders choose the right seatpost for their riding style and terrain. GIANT TUBELESS SYSTEM - Integrated Tubeless WheelSystem and tires deliver improved efficiency, comfort and control in the most user-friendly and reliable system. DISC-BRAKE INTEGRATION - The frame and fork are engineered specifically for disc brakes, producing reliable braking performance in all weather and road conditions. OVERDRIVE - Designed for precise steering performance, this system's oversized headset bearings (1 1/4" lower and 1 1/8" upper) and tapered steerer tube work together to provide optimal steering stiffness and control. MEGADRIVE - A massive rectangular down tube and oversized top tube provide superior lateral and torsional steering precision. The precisely engineered, rectangular shaped down tube yields unprecedented steering and pedaling stiffness. POWERCORE - A massively oversized bottom bracket area features a fully integrated 86mm wide design. Asymmetric chainstays provide additional stiffness on the driveside and stability on the non-driveside.

Bridge Club is a highly versatile touring bike that perfectly hits the sweet spot, spanning on- and off-road excursions. Bridge Club is for those multi-surface outings — planned or unplanned. We've all run out the clock on a dirt tour and had to add in some paved shortcuts. Conversely, when you’re feeling a little zesty on your next road tour, Bridge Club is ready for reroutes through the woods. Some people hear "bike touring" and immediately think of long-forgotten stretches of highway, small-town oddities, and roadside attractions. Some instantly recall desolate stretches of desert dirt roads or lush green forest trails. With Bridge Club, you can have your dessert and eat it too! - Ultra-focused on simplicity, it only has the barnacles that matter most to the discerning bike tourist - Two build kit options: Pavement (700c) and Off-Road (27.5-inch) - Run racks and panniers, framebags, or all of the above - Disc brake-specific, single position, vertical rear dropout makes it less intimidating than other bikes in the category - Clearance for 700 x 47mm tires (with or without fenders), 27.5 x 2.80 tires (27.5 x 2.60 with fenders), and 26 x 3.0 tires (26 x 2.80 with fenders)

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel. Wheel size: Sizes X-Small – Small: 27.5-inch Sizes Medium – Large: 29-inch

GET ON THE DIRT AND RIDE YOUR WAY TO YOUR FIRST SINGLETRACK. TEMPT IS THAT FRIEND THAT OPENS A WHOLE NEW WORLD TO YOU. KEY PERFORMANCE FACTORS Confidence Inspiring Perfect as your first mountain bike, the ALUXX-Grade Aluminum frame is lightweight, capable and durable. Versatile Tempt’s performance-minded yet comfortable geometry gives it the versatility for both commutes around campus and off-road rides. XC Control A suspension fork offers control, comfort and stability over bumpy terrain. Depending on frame size, the fork comes with 80mm or 100mm of travel.

NOTHING BEATS THE FEELING OF YOUR FIRST PEDAL BIKE. THIS TWO-WHEELER COMES WITH REMOVABLE TRAINING WHEELS AND MAKES IT EASY FOR KIDS TO FALL IN LOVE WITH CYCLING. KEY PERFORMANCE FACTORS Built for kids Short crank length and narrow Q-factor make Animator easy to pedal, and a lightweight aluminum frame allows small children to have more control. Kid-friendly features Short-reach brake levers, lower stand-over height, protective stem pad and removable training wheels make it fun and safe for kids learning to ride a pedal bike. Durable ALUXX aluminum frame material provides long-lasting reliability, backed by a lifetime warranty on the frame.

The avail advanced is that riding buddy who's up for any adventure on the road—from solo backroad explorations to after-work shop rides to all-day epic rides with friends. designed for performance and capable on any surface, this road warrior is ready to take you as far as you can go, which is always farther than you think. LIGHTWEIGHT ADVANTAGE - The Avail Advanced delivers lightweight efficiency, thanks to an all-new Advanced-grade composite frame and an Advanced-grade composite fork, which boosts your climbing abilities and makes you virtually uncatchable over long distances. SUPERIOR COMPLIANCE - Ride longer without riding harder, with the reengineered frame and fork, optimized for the smoothest, most efficient riding experience. The innovative Liv Contact D-Fuse handlebar and D-Fuse seatpost absorb more road vibrations than round-shaped tubing, without sacrificing efficiency on corners and climbs. MAXIMUM CONTROL - The Liv Contact D-Fuse handlebar features an ergonomic shape and 8-degree flare drop, for total control on those sunrise-to-sunset rides. Wide, alloy rims are designed for high-volume tubeless tires (up to 38mm), providing predictable handling and stability from asphalt to pavé. ADVANCED COMPOSITE TECHNOLOGY - Liv's High-Performance Grade raw carbon material is used to produce this frameset in our own composite factory. Using state-of-the-art materials and manufacturing techniques, Liv's Advanced-Grade Composite frames are designed to offer lightweight and stiffness with optimal compliance. COMPACT ROAD DESIGN - When introduced by Giant in 1990s, Compact Road revolutionized the look and feel of high-performance road bikes forever. A downward sloping toptube (from the headtube to the seattube) creates smaller front and rear triangles for a lighter, stiffer bike. It also makes it easier for riders of all sizes to have a perfect fit. D-FUSE SEATPOST - The proprietary "D" shaped composite seatpost damps vibration, resulting in a smooth, compliant ride. OVERDRIVE - Designed to provide precise front-end steering performance, this fork steerer tube technology uses oversized headset bearings (1 1/4" lower and 1 1/8" upper for road, 1 1/2" lower and 1 1/8" upper for mountain) and tapered steerer tube work in conjunction to provide optimal steering stiffness. TUBELESS SYSTEM - Engineered with proprietary Dynamic Balanced Lacing technology, this tubeless-ready composite WheelSystem delivers superior efficiency, pinpoint control and comfort.