Reach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. The DFour DUB was designed specifically for Dura-Ace R9100 chainrings. Train using a Quarq power meter without changing your drivetrain. You are working hard, pushing yourself to new heights in some of the toughest conditions. Ride with confidence knowing that your power meter will not quit when you need it the most. Enjoy up to 200 hours of ride time in any weather condition with its IPX7 waterproof rating and 10k temperature compensation; if harsh climates do not hold you back, then you need a product capable of rising to the occasion. That is exactly what the DFour DUB power meter is made for. Train harder, ride faster, and unlock your ultimate potential. The DFour DUB power meter brings simplicity and ease-of-use to your training. With MagicZero automatic calibration, there is no need to worry about calibrating before you ride; just jump on your bike and go. DFour DUB features Bluetooth low-energy and ANT+ wireless data transfer, delivering power output information directly to your cycling computer. Features - Bluetooth low-energy technology and ANT+ wireless data transfer - MagicZero - automatically checks and recalibrates your power meter as you ride – no need to manually calibrate - AxCad - no cadence magnet required - 10K Temperature Compensation - Battery - CR2032, 200-hour battery life, change without tools - OmniCal - swap chainrings without affecting accuracy - 2-year warranty - IPX7 waterproof rating - Accuracy - within 1.5%, measuring both legs

- AXS enabled for easy monitoring and firmware upgrades - Bluetooth Low Energy and ANT+ compatible - Power readings are accurate within +/-1.5% and aren't affected by climate conditions during a ride - Power balance measures left and right legs separately - Uses a common CR2032 battery that last for 200 riding hours and changes without tools - Power-upgrade compatible with the following RED and Force eTap AXS cranksets: RED 1x: 36T-46T, Force 1x: 36T-46T, Force 2x: 33/46, 35/48 - Bolt Circle Diameter (BCD): 107 BCD - Power Meter Type: ANT USB

Features - Garmin computer / Giant Computers compatible - Compatible with MY18 Propel and Contact SL stem - Mount bolt holes ready for GoPro or lights

The Beetle 6 is a larger version of the BiKASE Beetle that has been stretched to accommodate the iPhone 6/6S Plus and other large mobile phones. Storage space underneath phone compartment for energy bar, wallet, keys, or tools. Mounts securely to the top tube using Velcro straps and shock cord around stem. - Pocket fits iPhone 6/6S Plus and other larger smart phones - Clear cover allows device visibility and operation - Mounts to top tube or stem - 2 multi positional straps & shock cord for mounting - Internal lastic stiffener and anti-slip fabric bottom - dual zippers - 8" x 4" x 2"

Take your riding to the next level with the addition of speed and cadence. Features - Sensor magnet kit for RideSense speed and cadence sensors Kit includes: - RideSense speed magnet - RideSense cadence magnet

Using wrist-based heart rate data, Garmin's vívoactive HR provides calories burned information and quantifies the intensity of your fitness activities, providing better credit for your efforts. Run, bike, swim, golf, ski and more with vívoactive HR. Its GPS-enabled built-in sports apps track your stats while smart notifications allow you to stay connected—all so you can keep your life in balance. It continues to track activity throughout your day by counting steps and floors climbed as well as monitoring sleep and calculating intensity minutes. The rechargeable battery lasts up to 8 days in watch/activity tracking mode or up to 13 hours using GPS. Throughout your day, vívoactive HR automatically syncs to Garmin Connect. vívoactive HR gently vibrates to alert you to all the same notifications you receive on your compatible device—from phone calls to social media alerts to other alerts from mobile apps. vívoactive HR also displays weather information, temperature and more. Additionally, it lets you control the music on your phone, locate your phone, remotely control your VIRB action camera and let your friends and family track your activities in real time with LiveTrack. Personalize vívoactive HR with custom watch faces, data fields, apps and widgets from Garmin's Connect IQ store. - Running: Using its built-in accelerometer and GPS, vívoactive HR allows you to run both indoors and out. You can set up vibration alerts for heart rate, pace, run/walk intervals and more. - Cycling: The GPS-enabled cycling app measures time, distance, speed and calories. It’s compatible with sensors, such as speed and cadence, to measure your progress on training rides as well as daily commutes; also compatible with Varia lights and radar for safer riding. - Swimming: Hit the pool’s lap lanes and see detailed stats like total and interval distance, pace, stroke count, stroke type and more. Let the swimming app calculate your efficiency with swolf, which adds the time and the number of strokes it takes to swim a pool length. Interval Count lets you seamlessly pause and then resume your workout. - Golfing: Play new courses every day by downloading 1 of 40,000 course maps worldwide from Garmin's golf course database. The golfing app can show a simplified view of the green and help you track your score, letting you see if you’re under or over par. - Rowing: If you like to paddle board and row—indoor or open water—the built-in paddle boarding app tracks and displays all your stats. See pace, overall time, distance and stroke all at a glance when out on the water or in the gym. - Skiing/Boarding: vívoactive HR measures your 3-D speed by calculating the speed and distance on an incline versus latitude and longitude. It also provides your splits automatically and gives you the option to turn on Auto Pause, which freezes the timer automatically when you stop or ride the lift.

The Protege Series are great for training, touring, or keeping track of car-free miles. - Four-line, easy-to-read macromonitor LCD display provides up to five pieces of data at a glance - Heavy-duty, oversized wire harness and ultrasonically welded case ensure a durable, weatherproof unit - Mode changing is easy: push the computer forward in the spring loaded bracket- the computer is the button - Auto start/stop and LCD shut off - Fits 25.0-31.8mm handlebars - Weight: 57 grams with bracket and sensor - Case size: 40mm x 47mm - Height (w/ bracket): 27 mm

Topeak's RideCase and mount lets you use your iPhone 6 or 6 Plus as a cycling computer, as a GPS navigating device, to listen to music, and so much more while you're cruising the open road. The RideCase has a separate protective composite fiber panel which integrates with the high-grade engineering plastic exoskeleton to securely hold your iPhone while on the go. An integrated flipstand allows comfortable viewing in landscape or portrait orientation when you're off the bike. Its unique and full angle adjustable mount allows viewing in landscape or portrait orientation and lets you mount or remove the RideCase in seconds.

Garmin started with the aerodynamic form factor of the popular Edge 500, added in-ride challenges on Strava live segments, color display, connected capabilities and advanced analysis features. The result—Edge 520, the GPS bike computer that’s right-sized for competitive cyclists and packed with the features you crave. The Bundle includes a premium heart rate monitor, speed and cadence sensors, plus standard and extended out-front mounts. Edge 520 compromises nothing when it comes to display — 2.3 inches of high-resolution color. We maximized the display so you get the most live area in relation to the compact size of the 520. You’ll also appreciate the screen clarity in all lighting conditions. The compact, rugged form factor and 15+ hour battery life of Edge 520 make it ideal for off-road adventures. It’s also compatible with GPS/GLONASS satellites, so you benefit from more signal options, wherever your ride takes you. - Offers in-ride challenges through Strava live segments - Reports cycling-specific VO2 max and recovery time when used with power and heart rate - Pairs with compatible ANT+ indoor trainers for data display and control - Tracks Functional Threshold Power (FTP), watts/kg and cycling dynamics when used with Vector or Vector 2 power meters - Connected features (when compared with a compatible phone): automatic uploads, live tracking, smart notifications, send/receive courses, social media sharing, weather

The Hefty Holder is designed to securely hold the largest cases for all iPhones, Androids and others. Don't waste time prying your smartphone out of bulky holders or changing between cycling specific phone cases. The Smartphone Holder features a durable elasticated bungee for easy in/out access of your device. Although engineered to withstand heavy road vibrations and other bumps, the secure bungee is still stretch friendly. Delta understands that your handlebars are very precious real estate. That is why they include a stem cap and handlebar mounting bracket with each Smartphone Holder. A clever ratcheting system on each mounting bracket allows you to adjust the viewing angle of your device. A securing cam lock adds additional security to your device during those extra bumpy moments. Compatibility: - Otterbox, Lifeproof, and other devices/cases based on the following dimensions: - Maximum: 6.9 x 3.7 x .7 inches (H x W x D) - Minimum: 5.25 x 3.25 x .5 inches (H x W X D) - Handlebars up to 1-3/8-inch diameter

Monitor your speed and cadence as you ride with these easy-to-install wireless sensors. With no magnets or other exposed parts to line up, these sensors are easy to install, maintain and move between bikes. The speed sensor 2 attaches to the hub of either wheel and self-calibrates with your Edge cycling computer or compatible Garmin device to give you accurate speed and distance at all times — even without a head unit. The cadence sensor 2 fastens to any size crank arm and measures pedal strokes per minute so you can get the most out of your training. Send live speed, distance and cadence data to compatible training apps or displays by using ANT+ connectivity and BLUETOOTH Low Energy technology. With both of these sensors on your bike, you can work to improve your personal best or see where you stand against the pros.

The Beetle X Phone Bag is designed to place any phone on your Top Tube or Stem for easy access to your phone, energy bar, phone, wallet, or other small items. Any smartphone with or without a case will fit (iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone 10, etc.). - 4 multi-positional straps for mounting - Straps are extra-long, so cut to the desired length - Fits the largest phones with large cases - Phone is operable & audible while in the case - Good size for wallet, energy bar, and wallet - Made of 840 denier nylon & polyester - 7" x 3 1/2" x 2 1/2"

Reach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. The DFour DUB was designed specifically for Dura-Ace R9100 chainrings. Train using a Quarq power meter without changing your drivetrain. You are working hard, pushing yourself to new heights in some of the toughest conditions. Ride with confidence knowing that your power meter will not quit when you need it the most. Enjoy up to 200 hours of ride time in any weather condition with its IPX7 waterproof rating and 10k temperature compensation; if harsh climates do not hold you back, then you need a product capable of rising to the occasion. That is exactly what the DFour DUB power meter is made for. Train harder, ride faster, and unlock your ultimate potential. The DFour DUB power meter brings simplicity and ease-of-use to your training. With MagicZero automatic calibration, there is no need to worry about calibrating before you ride; just jump on your bike and go. DFour DUB features Bluetooth low energy and ANT+ wireless data transfer, delivering power output information directly to your cycling computer. Features - Bluetooth low-energy technology and ANT+ wireless data transfer - MagicZero - automatically checks and recalibrates your power meter as you ride – no need to manually calibrate - AxCad - no cadence magnet required - 10K Temperature Compensation - Battery - CR2032, 200-hour battery life, change without tools - OmniCal - swap chainrings without affecting accuracy - 2-year warranty - IPX7 waterproof rating - Accuracy - within 1.5%, measuring both legs

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. - An elegant, integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - Wide chainline crankset for bikes with the widest gravel tires

Best In Class You're never more than an arm's reach from your smartphone, and Delta's bicycle phone mount provides convenient and visible placement for your phone. With your phone securely mounted to your stem OR handlebar, with multiple options available, you can use navigation apps to reach your destination and always stay connected to loved ones with proprietary access to Face ID and Touch ID for new generation devices. Features Secure Display - Built-in locking mechanism ensures your mobile phone is securely held and mounted to your bicycle yet is adjustable for convenient display while riding. Multiple Mounting Options - Included handlebar and stem cap mounts allow you to position your phone in your desired location, suitable for every bike. Includes additional ElastoMount to connect to any bar and for quick on/off. Secures to handlebar diameters up to 1 3/8"/35 mm Accessible - Stretch fit design provides easy in & out access to your device—spend more time riding and less time fumbling during an important call or when a change of route is needed. Trusted Quality - Integrated silicone bumpers protect your mobile device from scratches and reduce vibration while riding. Don't let rough patches or bumps deter you from your adventurous ride. Weight - 0.24 lbs / 110 grams

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. - An elegant,integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - BB not included

Are you looking for an incredibly simple way to mount your phone to your bicycle? Do you want that case to have a plethora of mounting options and accessories? Well... look no further than the ElastoKASE from BiKASE. Utilizing the 1/8 turn connection of the GoKASE and the simplicity of a rubber lined, gripping shock cord, the ElastoKASE is your "go to" phone or anything case. • Phone holder for 6-inch phones and smaller • Works with GoKASE attachments and brackets • Material: TPE & Shock Cord

The Protege Series are great for training, touring, or keeping track of car-free miles. - Four-line, easy-to-read macromonitor LCD display provides up to five pieces of data at a glance - Heavy-duty, oversized wire harness and ultrasonically welded case ensure a durable, weatherproof unit - Mode changing is easy: push the computer forward in the spring loaded bracket- the computer is the button - Auto start/stop and LCD shut off - Fits 25.0-31.8mm handlebars - Weight: 57 grams with bracket and sensor - Case size: 40mm x 47mm - Height (w/ bracket): 27 mm

The Protege 9.0 uses the Planet Bike 4-line MacroMonitor display and has digital wireless technology to eliminate messy wires. - Functions: Current Speed - Speed Comparator - Ride Time - Trip Distance - Dual Odometer (for 2 wheel sizes) - Average Speed - Maximum Speed - Clock - Temperature - Digital technology results in decreased interference - Easy-to-adjust sensor that fits bladed spokes up to 4 mm - 4-Line MacroMonitor LCD displays up to 5 pieces of data at a glance - Fits 25.0-31.8mm handlebars - 21" wireless range

Track your efforts to step up a level with CatEye's sleek, lightweight, race-ready Stealth evo+. This wireless computer uses ANT+ technology to display the speed, cadence, heart rate, and left/right leg power percentages, all measured from your favorite ANT+ device (sold separately). Use it mid-ride to stay on pace, then download your data afterwards for home analysis and find out where you have room for improvement. The Stealth evo+ is GPS-equipped so you can scrutinize your ride with your preferred training and mapping services. An optional auto start/stop keeps your mind on the road instead of on your computer every time you come to a red light. Other key features include a programmable full time backlight, programmable odometer, a USB-rechargeable Li-ion battery, and altimeter. Declutter your bars and get the most out of all your rides with the Stealth evo+.

Garmin started with the aerodynamic form factor of the popular Edge 500, added in-ride challenges on Strava live segments, color display, connected capabilities and advanced analysis features. The result—Edge 520, the GPS bike computer that’s right-sized for competitive cyclists and packed with the features you crave. Edge 520 compromises nothing when it comes to display — 2.3 inches of high-resolution color. We maximized the display so you get the most live area in relation to the compact size of the 520. You’ll also appreciate the screen clarity in all lighting conditions. The compact, rugged form factor and 15+ hour battery life of Edge 520 make it ideal for off-road adventures. It’s also compatible with GPS/GLONASS satellites, so you benefit from more signal options, wherever your ride takes you. - Offers in-ride challenges through Strava live segments - Reports cycling-specific VO2 max and recovery time when used with power and heart rate - Pairs with compatible ANT+ indoor trainers for data display and control - Tracks Functional Threshold Power (FTP), watts/kg and cycling dynamics when used with Vector or Vector 2 power meters - Connected features (when compared with a compatible phone): automatic uploads, live tracking, smart notifications, send/receive courses, social media sharing, weather

Whether your goal is to beat yesterday with a faster or longer ride or dial in your training for a race, Garmin's Edge 820 puts the features you crave at your fingertips. This compact, touchscreen GPS cycling computer offers advanced performance monitoring, bike-specific turn-by-turn navigation, the new GroupTrack feature and more. - Lightweight and compact with 2.3-inch high-resolution, capacitive touch display that works with gloves and when wet - GroupTrack feature keeps tabs on everyone in your riding pack - Advanced performance monitoring includes VO2 max, recovery advisor, Strava live segments, FTP, performance condition and advanced cycling dynamics - Built-in incident detection included; compatible with cycling awareness accessories such as Varia Vision, Varia smart bike lights and rearview radar - Bike-specific navigation preloaded with Garmin Cycle Map for turn-by-turn navigation

From the downhill mountain biker to the farsighted cyclists, the Padrone is ideal for anyone who wants to enjoy a squint-free ride and a fast, simple set-up. - Analog wireless - Large display and sleek design - Auto start/stop - Menu screen to change setting - ClickTec button interface - Programmable odometer - Battery indicator - FlexTight universal bracket

The Cateye Velo Wireless Computer packs a punch with a programmable odometer and menu screen. It installs easily on almost any bike, including 27.5 and 29’ers. - Computer functions: Current/ average/ maximum speed, trip distance, total distance, elapsed time, clock, calorie consumption - Analog wireless computer - Pace arrow - Simple tire size - Auto start / stop - Programmable odometer - Menu screen to change setting - Includes zip tie bracket

The Padrone features a large bike computer display, making it easy to see in all conditions. - The Padrone features the following measurements: Current/ average/ maximum speed, total distance, trip distance, elapsed time, clock, and stopwatch - Its large display size makes it easy to read while riding - Easy to set up, read and use - ClickTec button interface for easy use - Analog wireless computer - Programmable odometer - Auto start/stop - Menu screen to change setting

Instant bike dashboard Enhance your riding experience while delta keeps your mobile phone safe. Whether cycling is a new hobby or you're an avid competitor, riding a mountain bike or a classic two-wheeler, this phone holder will provide full-screen visibility and hands-free access to ensure maximum safety for you AND your smartphone, while on the road! Features Mobile Phone Compatibility - Bicycle mobile phone mount compatible with phones up to 2.9 inch wide, .625 inch depth, 6 inch length (up to iPhone X and Samsung Galaxy 9 non plus + versions). Secure Mobile Phone Mounting - Weatherproof bungee and rubber inserts keep phone secure while delta’s patented cam lock provides added security for your mobile phone on rough terrain. Easily Accessible - Sliding system allows for easy in/out while on the go, stop for an important call, adjust navigation, and never worry about missing the perfect photo opportunity while riding. Multiple Mounting Options - Included handlebar and stem cap mounts allow you to position your mobile phone in your desired location. Securely mounts to handlebar diameters up to 1 3/8" / 35 mm. Quality Construction - Designed for road cycling, your mobile phone is fully enclosed and securely mounted in place with a built-in locking mechanism. Precision-engineered design grips your device, providing ease-of-mind on the roughest terrain. Weight - 0.14 lbs / 65 grams

Sigma's BC 1009 STS is a smart wireless computer choice for every cyclist. Its diversity of functions make it an unrivaled bargain, too! Its easy to navigate big-numeral display is a joy to use. The integrated storage chip "remembers" your personal settings and total values even during battery change, which is announced by the low battery indicator. Plus, an optional second-bike sensor is available.

-Giant's ANT+/Bluetooth compatible heart rate sensor

Instant bike dashboard With a sleek, low profile, Delta's X-Mount Pro universally adapts to all phones. Updated models include mounting suited for your Garmin and Wahoo systems, when your smartphone just isn't enough. An all-in-one solution with a single mount, each of your screens stay visible and secure, so navigation and your favorite apps are always within reach. Features Secure - Composite construction securely holds your phone Compatibility - Silicone stretch web material secures any phone with any case Universal - Updated models include mounting suited for your Garmin and Wahoo systems. An all-in-one solution within a single mount, each of your screens stay visible and secure. Construction - Aluminum with silicone stretch web. Aesthetic design offers riders a low-profile mount Quick Assembly - Mount drops under stem cap Weight - 0.11 lbs / 50 grams

Convert your K-Edge Garmin Computer Mount to be a Computer + Action Camera combination mount. Works with any camera that utilizes the GoPro sytle interface, including GoPro Hero, Garmin VIRB, and Shimano CM-1000. - Camera Adapter mount with GoPro style interface - Fits K-EDGE Garmin Mounts (K13-500, K13-505, K13-560) - Locks GoPro, Shimano, VIRB style cameras underneath Garmin Computer. - Centers camera in out of site position - Improves video clarity by removing plastic mount shake - Colors: Anodized Black - Weight: 14grams *Note: Garmin VIRB requires the GoPro adapter that is included in the box with the VIRB.