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 of $2,250, too.

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.

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.

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

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.

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.

MSW Keyed Cable Locks are easy to carry along on your rides, providing basic security for lower risk situations. They're plastic coated to protect your bicycle and available in a variety of cable diameters. - Two keyed-alike keys included - Plastic coated to prevent damage to bike - Pre-coiled for easy storage and transportation - Sliding protective cover over key entry - KLK-108: 8mm thick, 5' long - KLK-110: 10mm thick, 6' long - KLK-112: 12mm thick, 6' long with mounting bracket

Ever wish your cable was longer so that you could lock up your bike and accessories? 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.

A compact secondary deterrent for use when less length is needed. - 2 keys - 4mm thick chain links - 110cm length

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 of $2,250, too.

- The mini version (55cm) of the popular Keeper 785 - Lightweight for easy transport—only 2 lbs. - 7mm four-sided chain links made from 3t manganese steel - New end link design secures chain with hardened deadbolt - 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

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

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 of $3,500.

The lightest in the Steel-O-Flex family, the Tresor 6615C features 15mm overlapping steel shells that protect the inner steel cable. This lock is best suited to low theft risk areas and is best used as a versatile theft deterrent and for quick stops. The ABUS 2k Combination Dial is made of two distinct materials–the numbers aren't simply painted on–so your combination digits will never rub off and you'll have a lifetime of readability. Nobody likes complicated installation and the 6615C takes it to the absolute next level of easy with its innovative SCMU bracket. It can be mounted to the bike without the use of tools in just seconds–saving you valuable time and effort. It rotates to allow the bracket to be mounted in multiple directions and easily accommodates a wide variety of frame shapes and sizes. The lock is PVC-coated with an attractive matte finish that protects your frame's paint. - 15mm overlapping steel shells protect the inner steel cable - PVC coating protects the frame - 2K Combination Dial for lifelong readability - Innovative SCMU bracket makes mounting and transport a snap!

- 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 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 of $3,500.

A keyed cable lock that provides protection with an 8mm thickness. Love your bike, lock your bike The Bontrager Keyed Cable Lock provides a durable locking solution for simple, convenient security. Industry-leading corrosion protection is combined with a soft PVC coating to create a durable lock that won't scratch your frame and will keep your bike safe. Product details - 8mm x 150cm cable provides easy-to-use versatile security - Durable PVC coating looks great while protecting bike from scratches - Secure-keyed entry resists tampering - Includes cable lock and 2 keys (replacement keys available) - Security rating 2

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.

We know you only want the best for your bike. Keep it safe with an Electra ABUS lock. - Combination lock comes with 3-digit numeric code that can be easily set once purchased - Durable, fabric-covered 110cm / 3'7" chain - Steel thickness: 4mm

HEXBAND is the latest addition to the OTTOLOCK line, featuring added resistance to shearing tools and cable cutters, making it a stronger quick-stop bike lock for users with higher security requirements. HEXBAND is differentiated by using six stainless steel band layers (versus three in the original) while still being wrapped in an internal aramid fiber jacket. Weighing just 75 grams more, HEXBAND is ideal for bicycle lock-ups, back- or top-of-vehicle gear, construction equipment, and more. OTTOLOCK is designed for quick stops and protecting against opportunity theft. OTTOLOCK is not a replacement for a U-Lock. OTTO does not claim HEXBAND is unable to be cut. For maximum security, use a redundant locking method with both a U-Lock and a secondary lock. See Use Guidelines. - Extra tough: 6 layers of stainless steel provide added shear resistance. 2.5x steel thickness. - Lightweight: Starting weight only 190g. Lightweight, portable and easy to always carry. - 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" = 190g / 30" = 250g / 60" = 375g

Onguard's Akita cable lock provides years of reliable protection. This lock comes in several different cable widths, offering various levels of security. All are easy to use and super tough. Plus, they all boast OnGuard's reliable and safe X2 double-bolt locking mechanism and come with five laser-cut keys, including OnGuard's Microlight key with a built-in light.

OnGuard's Terrier is a compact, lightweight cable lock perfect for low-risk areas. It features a resettable 4-digit lock, so you don't have to worry about forgotten keys. The raised dials are easy to use with gloves, a Velcro strap keeps the lock neat so it fits in a pocket, and the vinyl coating protects finishes. Lock up your bike during quick coffee runs or secure your snowboard to the rack—you'll find a million uses for this versatile little lock!

Love your bike, lock your bike The Bontrager Comp keyed lock provides a durable locking solution for simple, convenient security. Industry-leading corrosion protection is combined with a soft PVC coating to create a durable lock that won't scratch your frame and will keep your bike safe. Includes 2 keys and an easy-to-use tool-free mount. - 10mm x 180cm cable provides easy-to-use versatile security - Durable PVC coating looks great while protecting the bike from scratches - Tool-free mount installs in seconds for simple, versatile on-bike storage - Secure-keyed entry resists tampering - Industry-leading corrosion resistance - Includes cable lock, on-bike mount and 2 keys (replacement keys available) - Security rating 3

MSW Combination Cable Locks are resettable and self-coiling. They're easy to carry along on your rides, providing basic security for lower risk situations. They're also coated to protect your bicycle and available in a variety of cable diameters. - Tool-free, 4-digit re-settable combination lock - Plastic coated to prevent damage to bike - Pre-coiled for easy storage and transportation - RLK-108: 8mm thick, 5' long - RLK-110: 10mm thick, 6' long - RLK-112: 12mm thick, 6' long with mounting bracket

Use the ABUS 1500 Lock and protect your stuff. It's 2-feet long and resists prying and cutting for security wherever you park. This serious 4mm-thick chain is wrapped in a durable cover to keep your bike's finish safe and it comes with two keys. - Diameter: 4mm

ABUS leaves nothing to chance. We have equipped this chain lock with high-quality two-component number reels. That way, you will get years of enjoyment out of your lock. The numbers on this combination lock remain legible even after prolonged use. We want you to enjoy your bicycle and your ABUS lock for as long as possible. That is why we don't apply color to the numbers and produce the number reel from two durable components. - 5mm thick square chain with textile sleeve that prevents damage to paintwork - The chain is made of special steel - Two-component number reels guarantee long-term readability of the digits - The number code can be set individually

A combo chain lock that provides secure protection thanks to a durable 4mm hardened steel chain. Love your bike, lock your bike We've partnered with ABUS to offer best-in-class bike security. The Bontrager Comp Combo Chain Lock provides secure protection and industry-leading corrosion protection. The chain is 60cm 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 60cm length - Combo dial features easy-to-read numbers designed to resist wear - 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 - You can customize your combination to make it easy to remember

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!

Love your bike, lock your bike The Bontrager Comp combo lock provides a key-free locking solution for simple, convenient security. Industry-leading corrosion protection is combined with a soft PVC coating for a lock that won't scratch your frame but will keep your bike safe. Includes an easy-to-use tool-free mount. - 10mm x 180cm cable provides easy-to-use versatile security - Durable PVC coating looks great while protecting bike from scratches - Tool-free mount installs in seconds for simple, versatile on-bike storage - Combo dial features easy-to-read numbers designed to resist wear - Industry-leading corrosion resistance - Includes cable lock and on-bike mount - Security rating 3

Designed to keep your saddle safe! 6mm cable loops through saddle rails and frame while still allowing for saddle height adjustment. - Double Looped ends - 2.5-foot cable length