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.

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

The KryptoFlex 1018 Combo Cable is a 3/8-inch braided steel cable to be used in low-crime areas or as a secondary security measure. The integrated, four-digit resettable combination lock has indexed number dials to provide error-free combination setting. The KryptoFlex 1018 Combo Cable is 3/8-inch x 6-feet.

The KryptoFlex 1018 Key Cable is a 3/8-inch braided steel cable to be used in low-crime areas or as a secondary security measure. An advanced cylinder provides protection from picking and a sliding weather guard protects the cylinder from dirt, water and road grime. Plus, the lock head rotates so lock-up and removal are a snap. The KryptoFlex 1018 Key Cable is 3/8-inch x 6-feet.

The KryptoFlex 1218 Combo Cable is a 12mm braided steel cable to be used in low-crime areas or as a secondary security measure. With an integrated, four-digit resettable combination lock that features indexed number dials to provide error-free combination setting, lock up and release are a snap. During transit, the Hook-n-Loop strap supports the cable while the Transit Flex Frame Bracket provides plenty of tool-free mounting options. The KryptoFlex 1218 Combo Cable is 1/2-inch x 6-feet.

The KryptoFlex 815 Combo Cable is an 8mm braided steel cable to be used in low-crime areas or as a secondary security measure. The integrated, four-digit resettable combination lock has indexed number dials to provide error-free combination setting. The KryptoFlex 815 Combo Cable is 5/16-inch x 5-feet.

The KryptoFlex 815 Key Cable is an 8mm braided steel cable to be used in low-crime areas or as a secondary security measure. An advanced cylinder provides protection from picking and a sliding weather guard protects the cylinder from dirt, water, and road grime. And, the Transit Flex Frame Bracket gives you plenty of tool-free mounting options so the lock stays out of your way while you're riding. The KryptoFlex 815 Key Cable is 5/16-inch x 5-feet.

Keep your stuff safe with Kryptonite's Laminated Steel Padlock. It sports a double deadbolt locking mechanism and a hardened steel shackle for serious strength and protection.

Twist-proof hexagonal shackle deters thieves by roughly doubling the time it would take to cut away your lock - 10mm-thick hardened steel shackle wrapped in a silicone sheath keeps your bike protected from thieves and safe from scratches - Size: 108x162mm

- Twist-proof hexagonal shackle deters thieves by roughly doubling the time it would take to cut away your lock - 10mm thick hardened steel shackle wrapped in a silicone sheath keeps your bike protected from thieves and safe from scratches - Size: 108x230mm

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.