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Kryptolok Keeper 712

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The Kryptolok Keeper 712 is made from hardened steel making it practically impossible to cut or break. A durable vinyl coating protects your bike from scratches and abrasions, and a double locking system ensures your bike stays safe and secure. 


  • 7mm four-sided chain links made from 3T manganese steel
  • 120cm (47.25") chain length for locking frame and wheel
  • Integrated end link design secures chain with hardened deadbolt
  • High security disc-style cylinder is pick and drill resistant
  • Durable weather-resistant nylon sleeve prevents scratches
  • Includes two ergonomic "I" keys made of alloy steel
  • Key Safe Program
  • Advanced Theft Protection: Kryptonite’s scaled reimbursement program
  • Weight: 3.75 lbs (1.70 kgs)
  • Security rating: 6 out of 10

All MATE bikes come with the “MATE-promise” return guarantee. We’re sure you’ll love your new MATE, but if you’re not happy, we guarantee a refund on orders returned to us within 14 days of delivery. 

All returned MATE bikes must be returned in a resellable condition: in their original packaging without damage or wear. If you wish to return your order, please contact our Customer Support through the Support button in the bottom right corner of the page.