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> Bicycling Catalog > Accessories > Locks/Security

Locks/Security

It's your bike, keep it that way.

From basic locks to more advanced u-lock protection, Trek locks provide peace of mind, thanks to rugged construction and durable materials.
81 Results
Per Page 30 60
1 2 3 Next
Kryptonite New York Fahgettaboudit U-Lock
$113.95
Product Rating
 
5.0 stars
 (1 Review)

This is one of Kryptonite’s strongest bicycle U-locks; it has more steel than a bank vault. The 18mm MAX-Performance steel shackle and massive crossbar are designed to withstand the most rigorous tests from thieves. The next generation in disc-style cylinders makes picking nearly impossible and the… [more]

Kryptonite New York Fahgettaboudit (3.25 feet)
$143.95
Product Rating
 
5.0 stars
 (1 Review)

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… [more]

Kryptonite Evolution Series 4 LS U-Lock
$82.45
Product Rating
 
5.0 stars
 (1 Review)

Kryptonite's Evolution Series 4 LS U-Lock provides maximum security with an oval crossbar design that keeps thieves at a distance. Its 14mm MAX-Performance steel shackle and double deadbolt locking mechanism provide additional strength to resist cutting and leverage attacks. It includes three keys… [more]

Kryptonite Evolution Series 4 1016 Integrated Chain
$104.99

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… [more]

Kryptonite KryptoLok Combo U-Lock
$45.99

The KryptoLok Combo U-lock is like a tough nut: you just can't crack it. Thanks to the 13mm hardened Performance steel shackle that resists cutting and leverage attacks, you get peace of mind while you run into the grocery store or lock up outside the coffee shop. A built-in four-digit resettable… [more]

Kryptonite Kryptoflex 1018 Key Cable
$22.99

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… [more]

Kryptonite New York Lock
$98.99

Get big city tough with Kryptonite's New York Lock. A 16mm hardened steel shackle scoffs at bolt cutters and leverage attacks, deterring even the most determined bike thieves. The shackle is held in place with a hardened deadbolt locking mechanism for exceptional holding power, while the hardened… [more]

Kryptonite Evolution Mini
$66.45 - $69.45
Product Rating
 
4.0 stars
 (5 Reviews)

Kryptonite's Evolution Mini U-Lock may be a little guy, but it packs a big punch thanks to the 13mm hardened Performance steel shackle that resists bolt cutters and leverage attacks. Popular among urban cyclists and messengers, the Mini fits well in a pocket and locks up quickly thanks to the… [more]

Kryptonite Kryptoflex 1004 Double Loop Cable
$9.99

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… [more]

Kryptonite KryptoLok Series 2 ATB
$46.95
Product Rating
 
4.0 stars
 (2 Reviews)

The KryptoLok Series 2 ATB U-lock’s extra width makes this the standard for mountain bike security. With a reinforced steel shield over the crossbar and cylinder, enhanced security to internal functions comes standard. The 13mm hardened Performance steel shackle resists cutting and leverage… [more]

Kryptonite New York Chain (w/Evolution Series 4 Disc Lock) (3.25 feet)
$106.95
Product Rating
 
4.0 stars
 (2 Reviews)

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… [more]

Kryptonite KryptoLok Series 2 STD w/4-Foot Flex Cable
$47.99
Product Rating
 
3.0 stars
 (3 Reviews)

The KryptoLok Series 2 STD U-lock is like a tough nut: you just can't crack it. Thanks to the 13mm hardened Performance steel shackle that resists cutting and leverage attacks, you get peace of mind while you run into the grocery store or lock up outside the coffee shop. Make sure your wheels are… [more]

Kryptonite Transit FlexFrame U-Bracket
$15.95
Product Rating
 
3.0 stars
 (1 Review)

Kryptonite's Transit FlexFrame U-Bracket makes it easy to carry your U-lock on your bike so it's always handy. This simple mount fits on frame tubes from 25 to 80mm in diameter and it accepts most 13 and 16mm-diameter round-shackle U-locks. Plus, the clamp rotates so you can perfectly align the… [more]

Kryptonite Kryptoflex 1218 Key Cable
$26.99

The KryptoFlex 1218 Key Cable is a 12mm 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. Everything stays in place while you… [more]

Kryptonite Kryptoflex 1018 Combo Cable
$22.99

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… [more]

Kryptonite Keeper 512 Combination Cable
$6.99

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. [more]

Kryptonite Kryptoflex 815 Combo Cable
$13.99

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… [more]

Kryptonite Disc Stainless Steel Padlock 70mm
$21.95

Kryptonite's Disc Stainless Steel Padlock features an armor-protected shackle to defend against cutting attacks. The stainless-steel deep-welded body resists hammer and cut attacks, too. And, this fine 70mm lock includes a 5-pin brass cylinder for added protection. [more]

Kryptonite HardWire Key Cable 2018
$66.95

The HardWire 2018 Key Cable is a 20mm braided steel cable that provides increased cut resistance. A reinforced lock head construction with the "TALON" lock pin retention system provides extra holding power, and a dual sliding cylinder weather guard protects the cylinder from dirt, water and road… [more]

Kryptonite Modulus Accessory Bracket
$7.95

Kryptonite's Modulus Accessory Bracket is for use with their Modulus locking system (sold separately). Grab a spare bracket to use your system on a second bike or attach it to your car's bike rack to use your Modulus lock to protect your two-wheelers on trips. [more]

Kryptonite KryptoLok Series 2 915 Integrated Chain
$88.95

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… [more]

Kryptonite Kryptoflex 818 Cable and Key Padlock
$14.45

The KryptoFlex 818 Cable and Padlock is an 8mm braided steel cable providing increased cut resistance. The double loops on the ends easily lock with the included key padlock, while the vinyl coating protects bikes and equipment from scratches. The KryptoFlex 818 Cable & Padlock is 8mm x 6-feet. [more]

Kryptonite Evolution Series 4 1055 Mini Integrated Chain
$71.95

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… [more]

Kryptonite KryptoFlex 1518 Key Cable
$37.95

The KryptoFlex 1518 Key Cable is a 6-foot-long, 12mm-thick 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 dual-sided key makes locking and unlocking a snap. And, Kryptonite's innovative mounting… [more]

Kryptonite Chain and Moly Chain Lock
$84.95

• 9.5mm four-sided chain links made of 3t manganese steel • Protective nylon webbing with hook-n-loop fasteners to hold cover in place and prevent scratches to bike frame • Adjustable rubber end-caps keep webbing ends protected while allowing the user to change the webbing length up or down as… [more]

Kryptonite Kryptoflex 1565 Key Cable
$26.99

The KryptoFlex 1565 Key Cable is a 15mm 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. The innovative Transit Flex Frame… [more]

Kryptonite Kryptoflex 1565 Combo Cable
$28.45

The KryptoFlex 1565 Combo Cable is a 15mm 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. And, with the Transit Flex Frame Bracket,… [more]

Kryptonite Kryptoflex 1030 Double Loop Cable
$35.45

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… [more]

Kryptonite Evolution Lite Mini 6
$72.95

• 11mm hardened New MAX-Performance steel shackle material allows reduction of shackle diameter while maintaining the performance standards of the Evolution Mini-5, Mini-7 & Mini-9 • Reinforced cuff over hardened crossbar and cylinder protects high security disc-style cylinder • DuoCore-new hybrid… [more]

Kryptonite KryptoLok Series 2 955 Mini Integrated Chain
$50.95

Kryptonite's KryptoLok Series 2 955 Mini 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 21.5-inch chain is covered with a weather-resistant… [more]

81 Results
Per Page 30 60
1 2 3 Next
 
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