Kryptonite Keeper Bike U-Lock Standard with Security Cable, Black

The Kryptonite Keeper Standard U-Lock features a 12 mm hardened steel shackle with a double deadbolt anti-rotation design that resists bolt cutters and twisting leverage attacks. The lock's disc-style cylinder with center keyway is protected by a vinyl coating and is pick and drill resistant. It includes two stainless steel keys with an ergonomic design to reduce torque and keep them from bending or breaking.

Rated at a 5 / 10 on our security scale, the Keeper Standard is good for quick stops in a metropolitan area, a couple hours in the suburbs or all day & overnight in rural areas. It also includes our patented Side Mount, Snap-In Bracket providing convenient U-Lock transport. This lock is also bundled with a KryptoFlex 410 (4' 10mm) double looped braided steel cable for securing front wheel or accessoires.

The combination of these great features and our support programs including Key Safe, Anti-Theft Protection, and Lifetime make Kryptonite Bicycle Locks the best choice for protecting what you value. The Key Safe Program allows Kryptonite to ship your first 2 keys for free, globally, in the event you lose them. The Anti-Theft Protection Offer provides up to $500 Reimbursement, and the Lifetime warranty ensures your lock is protected for the long-term.

The 12mm Hardened Steel Shackle of the Keeper Standard U-Lock resists hand tools, bolt cutters, and leverage attacks, while the 10mm Steel Looped Cable provides additional security for your front wheel or accessories. The interior locking dimensions measure 4" x 8", and the cable length is 4", allowing you to securely lock your bicycle in a variety of situations.

Overall, the Kryptonite Keeper Standard U-Lock, with its combination of robust construction, security features, and comprehensive support programs, is an excellent choice for protecting your valuable bicycle from theft in a variety of settings, from quick stops in the city to overnight stays in rural areas.

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