Kryptonite Keeper 12 STD U-Lock w/ 4' Flex Cable

The Kryptonite Keeper 12 STD U-Lock with 4' Flex Cable provides dependable, everyday security for your bike or e-bike. This dual-locking system combines a hardened steel U-lock with a 4-foot flexible cable, giving you versatile options to secure your frame, wheels, and accessories.

Lightweight and easy to carry, it’s ideal for commuters and urban riders who want reliable protection in moderate to high-risk areas—backed by Kryptonite’s trusted anti-theft technology and optional Anti-Theft Protection Offer for extra peace of mind.

Key Features

• Dual Locking System – Hardened steel U-lock plus 4 ft flex cable for added security
• Hardened Steel Shackle – Strong protection against cutting and leverage attacks
• 4' Flex Cable Included – Secure wheels, accessories, or multiple parts of the bike
• Lightweight & Portable – Easy to carry in a bag or mount on your bike
• Weather-Resistant Build – Durable construction for everyday use
• Trusted Kryptonite Brand – Proven anti-theft technology used worldwide
• Anti-Theft Protection Offer – Optional registration-based theft protection program