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Kryptonite Keeper U-Lock - 4 x 8" with Cable · Black · 12 mm

Kryptonite Keeper U-Lock - 4 x 8" with Cable · Black · 12 mm

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Color: Black
12 mm
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Product details

This lock features a hardened steel shackle that resists hand tools for security in low crime areas.

  • 2 keys - high security, disc-style cylinder
  • Patented Anti-Rotation Double Deadbolt shackle helps fight against twist and cut attacks
  • Includes click style transportation bracket
  • Protective vinyl covering
Lock type
Key lock
Lock style
Lock thickness (mm.)
2.40 lbs
Best Use
Cable Included
4 x 10 in
Disc-style cylinder delivers a high level of security Includes side-mount snap-in bracket Protective vinyl coating Kryptonite rates this lock a 5 on their 10-point system with 1 being simple, deterrent security and 10 being extreme security Eligible for Key Safe Program; register your key number with Kryptonite for easy replacement of lost or worn keys for a minimal fee Register your lock at to receive optional anti-theft protection up to $500 (additional costs may apply) Limited lifetime warranty offered by Kryptonite
12 ins
Stainless steel
Fall 2020
Kryptonite Keeper U-Lock - 4 x 8" with Cable · Black · 12 mm
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Top reviews
Would an expert recommend this for you?
Leo C
Leo C
Verified cycling expert
Reviewed Oct 18, 2022

Ulock backs your bike for a cash value when you register it with them, plus they can send you extra keys if you lose them. Just make sure you register!