Kryptonite's Evolution Series 4 1016 Integrated Chain is a 10mm-thick, six-sided link chain made of triple-heat-treated, boron-manganese steel for maximum strength. At over five feet long, the Evolution gives you plenty of chain to lock up multiple bikes. It uses an integrated high-security cylinder that is pick, drill, and cut resistant. The links are covered with a weather-resistant nylon sleeve that protects your bike's finish. Three keys are included, including one that has a high-intensity LED bulb for convenient, easy unlocking in the dark. This chain has an anti-theft protection offer.

Kryptonite's Evolution Series 4 1090 Integrated Chain is a 10mm-thick, six-sided link chain made of triple-heat-treated manganese steel for maximum strength. At 35.5-inches long, the Evolution gives you biking security in an easy-to-carry package. The links are covered with a weather-resistant nylon sleeve that protects your bike's finish, and it uses an integrated high-security cylinder that is pick, drill, and cut resistant. Three keys are included, including one that has a high-intensity LED bulb for convenient, easy unlocking in the dark. This chain has an anti-theft protection offer.

- 7mm four-sided chain links made from 3t manganese steel - Patent-pending end link design secures chain to hardened deadbolt eliminating critical vulnerability - Hardened deadbolt design provides extra holding power - High security disc-style cylinder is pick and drill resistant - Includes 2 new ergonomic “I” keys - Durable weather-resistant nylon sleeve prevents scratches - Key Safe Program - Product dimensions: 47.3” (120cm) chain length - Product weight: 3.75 lbs (1.70 kgs)

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.

Longer length, easier to lock Bontrager has partnered with ABUS to offer best-in-class bike security. The Bontrager Comp Keyed Chain Lock provides secure protection and industry-leading corrosion protection. The chain is 110cm in length and is made of 4mm hardened steel. It's covered in a fabric sheath to protect your bike frame and give it a nice finished look. Product details - 4mm temper-hardened steel chain links for secure protection in a 110cm length - Fabric sleeve for a classy look and feel that protects bike paint from scratches - Versatile linked-chain design for quick and easy security - Industry-leading corrosion resistance - Includes chain lock and 2 keys (replacement keys available) - Security Rating 3/15: basic security and protection against theft. Great for locking your bike to take a quick stop in low risk areas

The Bontrager Kids Combo Chain Lock offers a kid-friendly design with unique color options and symbols on the dial that make it easier for little ones to remember their combination. The 75cm chain is made from hardened steel, and it's the perfect length for function without being bulky. Plus, it's wrapped up in a fun, colored fabric sheath that looks great and protects bikes from scratches and scuffs. - Steel chain links for secure protection in a 75cm length - Unique combo dial features kid-friendly, easy-to-remember symbols - Fun, colorful fabric sleeve protects bike from scratches and scuffs - 75cm length makes lock easy to use without being bulky - Security rating 3

A keyed chain lock that provides secure protection thanks to a durable 9mm hardened steel chain. Our most secure chain lock We've partnered with ABUS to offer best-in-class bike security. The Bontrager Ultimate Keyed Chain Lock offers reliable protection with 9mm hardened steel links and a security rating of 9. It's covered in a fabric sheath to protect your bike frame and give it a nice finished look. Product details - 9mm temper-hardened steel chain links for secure protection in an 85cm length - Anti-drill plate at keyhole provides added protection against picking - Fabric sleeve for a classy look and feel that protects bike paint from scratches - Versatile linked-chain design for quick and easy security - Industry-leading corrosion resistance - Includes chain lock and 2 keys (replacement keys available) - Security rating 9

- Flexible steel cable - 10mm x 5m (10mm x 16.4')

Strength and simplicity come together in OnGuard's Akita Combo lock. It's a 6-foot by 1/2-inch thick cable lock that provides sturdy, reliable protection without any keys. All you need is a four-digit number you can remember, which can be reset at any time. The Akita Combo is built tough and easy to use.

OnGuard's Doberman is a strong self-coiling steel cable secured with OnGuard's stout X2 double-bolt lock which resists picking, drilling, and cutting. The cable has a tough vinyl cover which protects your bike. For convenience, the Doberman comes with a mounting bracket so you can carry the lock on your bike. And you get five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Doberman is a strong self-coiling steel cable secured with OnGuard's stout X2 double-bolt lock, which resists picking, drilling, and cutting. The cable has a tough vinyl cover which protects your bike. For convenience, the Doberman comes with a mounting bracket so you can carry the lock on your bike. And you get five keys, including OnGuard's Microlight key which has a built-in light.

OnGuard's Mastiff Chain provides protection for your bike in high-risk areas. Its titanium-reinforced, 8mm square link chain resists attacks from saws and cutters, while the burly round padlock offers great security. This lock comes with five keys.

- Self coiling cable - High security keyed locking mechanism - High resistance against cutting, pulling and sawing - Tough vinyl cable cover protects bikes and equipment against scratches - Sturdy AllTube mounting bracket - Weatherproof - 5 keys - 0.43KG (0.95 lb) - Limited lifetime warranty

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 Evolution Series 4 1055 Mini Integrated Chain is a 10mm-thick, six-sided link chain made of triple-heat-treated, boron-manganese steel for maximum strength. At 21.5 inches long, the Evolution gives your bike security in a pint-size package. The links are covered with a weather-resistant nylon sleeve that protects your bike's finish, and it uses an integrated high-security cylinder that is pick, drill, and cut resistant. Three keys are included, including one that has a high-intensity LED bulb for convenient, easy unlocking in the dark. This chain has an anti-theft protection offer.

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.

SPECIFICATIONS & FEATURES - 10mm, flexible BRAIDED STEEL CABLE provides increased cut resistance - ADVANCED CYLINDER provides greater protection from picking - EASY-CLICK locking - no need for keys when locking up - Dual sliding cylinder WEATHER GUARDS with automatic close feature - 2 EASY-TO-USE REVERSIBLE KEYS - Key Safe Program - Product dimensions: 3/8” (10mm) cable diameter 5’ (150cm) cable length - Product weight: 0.95 lbs (0.43 kgs)

- Easy-Click Locking - Ergonomic dials for ease of use - New easy to use reset design - Included bracket to easily carry on a bike (-03, -06)

- Easy-click locking, no need for keys when locking - 2 reversible keys, can be inserted either way - Included bracket to easily carry on a bike (-01, -03, -07) - Coiled and compact for easy transportation (-02, -05, -06)

Kryptonite's KryptoLok Series 2 915 Integrated Chain is a 9mm-thick, four-sided link chain made of triple-heat-treated, boron-manganese steel for serious strength. Its integrated high-security lock cylinder is pick, drill, and cut resistant. This five-foot chain is covered with a weather-resistant nylon sleeve that protects your bike's finish. Plus, the KryptoLok Series 2 has an anti-theft protection offer.

Kryptonite's KryptoLok Series 2 995 Integrated Chain is a 9mm-thick, four-sided link chain made of triple-heat-treated manganese steel for serious strength. Its integrated high-security lock cylinder is pick, drill, and cut resistant. This 37.5-inch chain is covered with a weather-resistant nylon sleeve that protects your bike's finish. Plus, the KryptoLok Series 2 has an anti-theft protection offer.

The KryptoFlex 1004 Double Loop Cable is a 3/8-inch braided steel cable providing increased cut resistance. The double loops are for use with U-locks, disc locks and padlocks. The vinyl coating protects bikes and equipment from scratches. It includes the Hook-n-Loop strap for easy carrying. The KryptoFlex 1004 Looped Cable is 3/8-inch x 4-feet.

The KryptoFlex 1007 Double Loop Cable is a 3/8-inch braided steel cable providing increased cut resistance. The double loops are for use with U-locks, disc locks and padlocks (sold separately). The vinyl coating protects bikes and equipment from scratches. It includes the Hook-n-Loop strap for easy carrying. The KryptoFlex 1007 Looped Cable is 3/8-inch x 7-feet.

The KryptoFlex 1030 Looped Cable is a 10mm braided steel cable providing increased cut resistance. The double loops are for use with U-locks, disc locks and padlocks (sold separately). The vinyl coating protects bikes and equipment from scratches and it includes a Hook-n-Loop strap for easy carrying. The KryptoFlex 1030 Looped Cable is 0.4-inch x 30-feet.

Big cities call for big protection, and Kryptonite's New York Chain delivers with 12mm six-sided chain links made from hardened manganese steel. Wrap this burly lock around your frame worry-free thanks to the durable nylon cover that protects your bike's paint from scratches. Leave with peace of mind knowing the 14mm hardened Max-Performance steel shackle mated to the Evolution Series 4 Disc Lock is on duty. With a double deadbolt design to protect against twist attacks, would-be thieves don't stand a chance. It comes with three stainless steel keys--one of which is lighted for night access!

Big cities call for big protection, and Kryptonite's New York Chain delivers with 12mm six-sided chain links made from hardened manganese steel. Wrap this burly lock around your frame worry-free thanks to the durable nylon cover that protects your bike's paint from scratches. Leave with peace of mind knowing the 14mm hardened Max-Performance steel shackle mated to the Evolution Series 4 Disc Lock is on duty. With a double deadbolt design to protect against twist attacks, would-be thieves with an eye on your bike don't stand a chance. It includes three stainless steel keys--one of which is lighted for night access!

Kryptonite's New York Cinch Ring Chain is a 12mm, six-sided link chain made of triple heat-treated, manganese steel giving it maximum strength. The chain includes a special larger cinch ring design for maximum usable length, lighter weight and less bulk than full length chains. It secures with Kryptonite's Evolution Series 4 Disc Lock that boasts a 14mm hardened steel shackle for top-notch security. Three keys are also included, with one featuring a high-intensity LED bulb for convenient, easy unlocking in the dark. This New York Cinch Ring Chain has an anti-theft protection offer.

Kryptonite's New York Cinch Ring Chain is a 12mm, six-sided link chain made of triple heat-treated, manganese steel giving it maximum strength. The chain includes a special larger cinch ring design for maximum usable length, lighter weight and less bulk than full length chains. It secures with Kryptonite's Evolution Series 4 Disc Lock that boasts a 14mm hardened steel shackle for top-notch security. Three keys are also included, with one featuring a high-intensity LED bulb for convenient, easy unlocking in the dark. This New York Cinch Ring Chain has an anti-theft protection offer.

Kryptonite's New York Fahgettaboudit is a 14mm, six-sided link chain made of triple heat-treated, boron manganese steel giving it extreme strength. The chain is covered with a durable nylon covering that protects your bike against scratches. This 3.25-foot chain secures with Kryptonite's New York Disc Lock that boasts a 15mm steel shackle for serious security. Plus, three keys are included, with one that has a high intensity LED bulb for convenient, easy unlocking in the dark. This New York Chain has an anti-theft protection offer.