Cable and Chain Bike Locks

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

- 5.4mm hardened steel links for high security lock ups - Features a 360 degree rotating lock head - Durable rubber coating on steel links protects the bike frame - Includes new click tight bracket for effortless, quiet and reliable transport - Includes 2 keys - Key safe program - Eligible for the anti-theft protection offer - E-Bike approved - Lifetime Warranty

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.

- 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 90cm - Product weight: 3.75 lbs

ABUS' Pro Tectic Frame Lock is good for quick errands in safe neighborhoods. Its extra-wide opening—2.48 inches wide and 4.25 inches high—locks your rear wheel, preventing your bike from rolling or being ridden, while accommodating a variety of tire/wheel sizes. The case, 8.5mm shackle, and supporting elements of the locking mechanism are all made of special temper-hardened steel. The locking mechanism is in the lock body, providing an easy connection to the 4960 accessory chains and cables (each sold separately), and letting you lock your bike to a fixed object. The 4960 can be mounted to the bike using either the cantilever brake-mount option or the spannband LH adapter for bikes without screw/bolt sockets. - Mechanism Type: Key - Diameter: 8.5 mm - Shackle Height: 108 mm - Shackle Width Inner: 6.3 cm - 2 keys are supplied with the lock

You can use Giant's SureLock Flex Cable with a padlock (sold separately) to secure your bike and, if you already own a U-Lock, you can use the cable for additional security by passing it through your bike's wheels as you lock your bike. Other options include securing bikes to car racks, locking up extra wheels at races, and more. The possibilities are endless.

Use Giant's SureLock Flex-Key Cable Lock alone in safe areas and as a back-up to a U-lock in higher risk neighborhoods. It features a heavy-duty, extra-flexible 185cm cable with an integrated lock that is pick and drill resistant. The tough vinyl cover protects your bike against scratches, plus you get 1 LED light, laser-cut key for nighttime use and 4 regular laser-cut keys.

Use Giant's SureLock Flex-Key Cable Lock alone in safe areas and as a back-up to a U-lock in higher risk neighborhoods. It features a heavy-duty, extra-flexible, self-coiling 185cm-long cable with an integrated lock that is pick and drill resistant. The tough vinyl cover protects your bike against scratches and it comes with an easy-to-use, on-bike quick release bracket so you'll never have to leave your lock behind.

This is it. The big boy of locks. Use Giant's SureLock Force 1 Chain Lock in the sketchiest areas to secure your prized possession. This beefy lock uses 10mm-thick titanium-enforced steel links with a hardened-steel double-locking shackle that provides maximum security. The high security, pick and drill-resistant lock cylinder uses a laser-cut key for the ultimate in protection. Encasing the chain is a water and heat-resistant cover that won't scratch your bike's finish.

Lock up your prized bike with peace of mind when you use Giant's SureLock Force 2 Chain Lock. This beefy lock uses 8mm-thick titanium-enforced steel links with a heavy-duty double-locking cylinder lock that provides high cut resistance. The high security, pick and drill-resistant lock cylinder uses a laser-cut key for the ultimate in protection. Encasing the chain is a water and heat-resistant cover that won't scratch your bike's finish.

Giant's SureLock Tough 1 lock incorporates the strength of a heavy-duty chain with the simplicity and portability of a coiled cable lock. Square steel chain links are tough as can be, and they're coated in a durable nylon cover that protects your bike's finish. The double bolt lock mechanism resists picks and drills so you can lock your bike up without worry.

Giant's SureLock Tough 2 lock incorporates the strength of a heavy-duty chain with the simplicity and portability of a coiled cable lock. Hardened steel links surround a twisted steel cable for a lock that's easy to carry along for the ride but packs some serious protection. The cable is coated in a durable nylon cover that protects your bike's finish. The double bolt lock mechanism resists picks and drills so you can lock your bike up without worry.

- 10mm-15mm (0.39"-0.59") heavy-duty, extra-flexible, self-coiling cable with integrated resettable combination lock - Zinc caps offer more protection against hitting attacks - Tough vinyl cover protects against scratches - 4 fluorescent digits; set your own combination from 10,000 possible variations - no keys to lose or forget - Includes easy-to-use quick release bracket

- 10mm-15mm (0.39"-0.59") heavy-duty, extra-flexible, self-coiling cable with integrated resettable combination lock - Zinc caps offer more protection against hitting attacks - Tough vinyl cover protects against scratches - 4 fluorescent digits; set your own combination from 10,000 possible variations - no keys to lose or forget - Includes easy-to-use quick release bracket

- X2p double bolt locking mechanism for added security - 10mm-15mm (0.39"-0.59") heavy-duty, extra-flexible, self-coiling cable with integrated lock, tough vinyl cover protects against scratches - Zinc cap offers more protection against hitting attacks - Z-cylinder is more reliable and user-friendly than ever before, prevents key from turning before being fully inserted into the cylinder - High security, pick and drill resistant lock cylinder with automatic dust cover protects lock cylinder - Includes easy-to-use quick release bracket - Flex key coil 15 & 12 include 5 keys (1 led light key and 4 standard keys) - Flex key coil 10 includes 3 standard keys

- X2p double bolt locking mechanism for added security - 10mm-15mm (0.39"-0.59") heavy-duty, extra-flexible, self-coiling cable with integrated lock, tough vinyl cover protects against scratches - Zinc cap offers more protection against hitting attacks - Z-cylinder is more reliable and user-friendly than ever before, prevents key from turning before being fully inserted into the cylinder - High security, pick and drill resistant lock cylinder with automatic dust cover protects lock cylinder - Includes easy-to-use quick release bracket - Flex key coil 15 & 12 include 5 keys (1 led light key and 4 standard keys) - Flex key coil 10 includes 3 standard keys

- Light, colorful and flexible silicon cover prevents scratches - 4-digit set your own combination - Simple and easy to use - Available in five colors