The Kryptonite 712 Keeper Key Chain Lock - Black is designed for flexible lock-ups around bike racks, posts, and irregular anchor points, combining four-sided chain links made from 3t manganese steel with patent-pending end link design secures chain to hardened deadbolt eliminating critical vulnerability.

Its technical details include construction based on 3t hardened manganese steel, keyed operation, helping you match the lock to the way you carry, store, and secure your bike or gear.

Key Features

• Four-sided chain links made from 3t manganese steel.
• Patent-pending end link design secures chain to hardened deadbolt eliminating critical vulnerability.
• Hardened deadbolt design provides extra holding power.
• High security disc-style cylinder is pick and drill resistant.
• Durable weather-resistant nylon sleeve prevents scratches.

Benefits

• Flexible chain format makes it easier to wrap around varied racks and posts.
• Dedicated lock mechanism supports a secure connection at the chain end.
• Protective covering helps reduce frame and paint contact marks.

Best For

• Bike racks, posts, and larger fixed objects
• Riders who prefer flexible chain routing

Specifications

• Brand: Kryptonite
• Model: 712 Keeper Key
• Product Type: Chain Lock
• Material: 3t hardened manganese steel
• Size: Length: 1220 mm | 4 ft
  Diameter: 7 mm | 0.28 in
• Color: Black
• Manufacturer Part Number: 1706
• UPC: 720018001706
• VeloFred SKU: BI 390168