• Four-digit combination • 4mm cable • Length: 3'6"

- 6mm heat treated chain links - Resettable Combination - Double bolt locking mechanism - Protective casing protects the chain from the elements and your bike from the chain - High visibility easy read digits

- Hardened heat treated links - Integrated heavy duty flat tumbler lock - Weather resistant casing - Includes 2 keys - Length: 2.5 feet

• Hardened heat-treated links • Integrated heavy-duty flat tumbler lock w/ 2 keys • Weatherproof protective coating

• Heavy duty cable w/ tough coating • Integrated key lock • Bracket included • Length: 6 feet

• L.E.D. light for low light reading situations • Heavy duty zinc alloy lock body • Weatherproof protective coating • Integrated heavy duty 4-digit resettable combination lock

- Heavy-duty cable w/ tough coating - Resettable combination - Quick-release bracket included

• Hardened shackle • Weatherproof nylon coating • Flat tumbler lock w/ 3 keys • Bracket included • 4" x 7.75"

• 15mm-thick twisted steel cable • Backlit combination—great for night use • Replaceable battery • 4 digit resettable combination lock • Bracket included to mount to bike • Non-coiled cable • Rubber coated cable • Cable length: 6ft

Serfas' Key Cable Lock offers strong protection. The 15mm-diameter cable reaches 6-feet and self coils for easy storage. A key combination lock, surrounded by molded rubber, ensures your bike stays put. And, a vinyl coating protects your bike's finish so it looks just as good when you return to ride it.

Serfas' unique Puck Lock uses 3mm hardened steel with stainless steel rivets that allow it to fold up into a circular puck shape. It expands to 25-inches and is vinyl-coated so it won't scratch your frame. Serfas also includes a bike mount with a quick-release holder so you'll never drop the puck.

• Unique combination U-lock • 4-digit resettable combination • 12mm-thick hardened steel shackle • 165mm shackle length • Rubber coated shackle • 6ft-long steel braided cable included

Ever wish your cable was longer so that you could lock up multiple bikes? The Akita Cable has loops on each end allowing it to act as an extension for any other lock. These cables are made from some of the thickest, toughest and most flexible steel in the industry, so you can lock up anything you want and walk away with peace of mind.

OnGuard's Bulldog Medium is always ready for a ride. This U-lock is as strong as larger locks, yet more compact. The 13mm-thick hardened steel and OnGuard's stout X2 double-bolt lock resist cutting, picking, pulling, bumping, and drilling. And you can carry it on your bike with the included bracket, or easily stow it in a pack or even your pocket. This mighty lock also comes with five keys, including OnGuard's Microlight key which has a built-in light.

With OnGuard's Doberman Combo lock, all you need is your bike, the lock, and a number you can remember. This combination lock uses four numbers and can be reset any time. It's made from a strong steel cable covered with tough vinyl to protect both itself and your bike. The Doberman Combo is also self-coiling for easy transport.

OnGuard's PitBull DT is a sturdy U-lock/cable combination that protects your bicycle with 1/2-inch hardened steel, OnGuard's X4 quattro-bolt lock, and a 3/8-inch-diameter cable. This cable is 4-feet long so that you can lock up your wheels, or another bike, with ease. And thanks to the included mounting bracket the PitBull DT will be along for every ride. This lock also comes with five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Rottweiler locks provide years of unwavering protection. This lock comes in several different cable widths, offering various levels of security. All are easy to use and tough. Plus, they all boast OnGuard's reliable, safe X2 double-bolt locking mechanism that resists drilling, picking, pulling, and bumping. It comes with five laser-cut keys, including OnGuard's Microlight key with a built-in light.

OTTOLOCK is designed for quick stops and protecting against opportunity theft. Starting weight at just 145g and coiling to a compact 3-inch diameter, OTTOLOCK is truly portable and always there when you need it. OTTOLOCK is not a replacement for a U-Lock. For maximum security, use a redundant locking method with both a U-Lock and a secondary lock. See Use Guidelines. - Lightweight: Weighs only 145g - 260g and is easily stowed. So light and portable you won’t even know you are carrying it. - Compact: Coils to a 3-inch diameter. Keep it in or around your saddle bag, backpack, in your pocket, or anywhere you want. - Durable: Chip-resistant Cerakote paint and Santoprene plastic that will not scuff or harm finishes. - Convenient: Keyless resettable combination. - Weight: 18" = 145g / 30" = 175g / 60" = 260g

Kryptonite's Disc Stainless Steel Padlock features an armor-protected shackle to defend against cutting attacks. The stainless-steel deep-welded body resists hammer and cut attacks, too. And, this fine 70mm lock includes a 5-pin brass cylinder for added protection.

Kryptonite's Evolution Mini U-Lock may be a little guy, but it packs a big punch thanks to the 13mm hardened Performance steel shackle that resists bolt cutters and leverage attacks. Popular among urban cyclists and messengers, the Mini fits well in a pocket and locks up quickly thanks to the disc-style cylinder and "I" keys, one of which features a high-intensity LED light for locking and unlocking in the dark. And, it includes the Transit Flex Frame Bracket so you get plenty of mounting options while you ride. You get snug security thanks to the short crossbar and shackle on the 5.5-inch model, and if you need more space, simply choose the larger 9.5-inch model.

Kryptonite's Keeper 12 U-Lock is like a tough nut: you just can't crack it. Thanks to the 12mm hardened steel shackle that resists cutting and leverage attacks, you get peace-of-mind while you run into the grocery store or lock up outside the coffee shop. The shackle connects to the disc-style cylinder for exceptional security, and it all sits in the click-style transportation bracket so it stays stable during transport. To top it all off, you get a reinforced collar over the keyway for added protection. Specifications & Features - 12mm HARDENED STEEL SHACKLE resist hand tools - Reinforced collar over keyway for increased protection - HIGH SECURITY DISC-CYLINDER - Includes click style TRANSPORTATION BRACKET - High security BENT FOOT DESIGN for ease of use - Protective vinyl covering - Key Safe Program

- 3-Digit non-resettable combination - Combo Safe Program - 4mm-thick chain links - 110cm in length

- 3-Digit NonResettable Combination - 4mm thick chain links - 65cm in length - Combo Safe Program

- 2 keys included - 4mm thick chain links - 65cm in length

- 3mm hardened steel links for moderate security lockups - Includes easy-to-install transport bracket - Includes 2 keys - Key Safe Program - Product dimensions: Length 100cm - Product weight: 1.90 lbs

Lock your bike's quick-release components with Kryptonite's 4-foot long Keeper 512 Combination Cable. It's a 5mm braided steel cable that offers increased cut resistance and features a pre-set combination closure. The vinyl coating protects bikes and equipment from scratches, too.

- 3mm hardened steel links for moderate security lockups - Includes easy-to-install transport bracket - Includes 2 keys - Key Safe Program - Product dimensions: Length 85cm - Product weight: 1.70 lbs

- End link locking point for extensive holding power - 4-sided 3t manganese steel chain links - 4 digit resettable combination over 10,000 codes - Patent pending lock head design - Combo Safe Program - Product dimensions: Length 120cm - Product weight: 4.50 lbs

Kryptonite's Keeper 785 Integrated Chain features a 7mm-thick, four-sided link chain perfect for use in low- to moderate-risk locations. The triple heat-treated manganese steel chain has a durable nylon cover to protect your bike from scratches. Plus, it uses an integrated hardened deadbolt that is pick and drill resistant, and it thwarts most leverage attacks as well.

- 12mm hardened performance steel shackle - New hardened double deadbolt design with anti-rotation to resist against twist attacks - Disc style cylinder with center keyway - Includes side-mount snap-in bracket - Includes 4' flex cable for securing front wheel or other accessories - Includes 2 stainless steel keys with an ergonomic design to reduce torque and keep them from bending or breaking - Key Safe Program - Product dimensions: 4” x 8” (10.2cm x 20.3cm) - Product weight: 2.40 lbs (1.09 kgs)