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.

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.

The ABUS Mini 140 U-Lock offers strength, durability and protection you can count on. It boasts a 14mm-thick, hardened steel shackle and a hardened lock body to keep your bike safe and sound. Plus, its reversible key is easy to use, and you can carry the Mini on your bike with the included mounting bracket. - Dimensions: 3 x 5 inches

Designed specifically for the Bordo 6000, this convenient carrying case makes for easy, rattle-free transportation of your lock. - Flexible mounting with non-slip Velcro straps or screws for the bottle holder device - Easy transport thanks to practical holder

At just 440g, the BORDO Lite 6055C Mini is a lightweight lock that offers the perfect security-to-weight ratio. Due to its small size, the BORDO Lite Mini easily fits into jersey pockets. Alternatively, you can use the included SH Bracket, which allows you to carry the lock underneath your saddle to save space in your jersey pocket or on the bike frame. And, thanks to the individually configurable digit code, you no longer have to take an additional key with you during bike rides. - Special steel design with color-coordinated plastic casing to prevent damage to the bike's paint - The bars and housing are manufactured using particularly lightweight materials and steel alloys - Bars connected with special rivets - Two-component number tumblers guarantee long-term readability of the digits - Individually configurable code - Perfect security-weight ratio - Includes SH Bracket

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!

Serfas' Combo Cable Lock offers convenient protection. The 12mm-diameter cable reaches over 6-feet and self coils for easy storage. A 4-digit customizable 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.

-5 mm bars with a core of light steel and synthetic coating to prevent damage to the bicycle‘s paintwork -The bars and the lock body are made of particularly light materials and ferrous alloy -Bars are linked with special rivets -Premium automatic cylinder -The Bordo Lite Mini fits perfectly into jersey pocket

Secure - Prevents theft instead of standard 9 mm quick-release skewers Quick Assembly - Use proprietary key on frame dropout Construction - Stainless springs with chromoly axle

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.

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.