Kryptonite Keeper U-Lock - 4 x 8" Keyed Black Includes 4 cable and bracket CheckoutSpec= 50t The chain tensioner has an

The chain tensioner has an ON/OFF switch for outings on smooth surfaces

For a casual look

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Nutrition compartment

6 Center to Flange Left 34

Kryptonite Keeper U-Lock - 4 x 8" Keyed Black Includes 4 cable and bracket CheckoutSpec= 50t The chain tensioner has anUpdated version 12mm hardened steel shackle and deadbolt with anti rotation design Includes side mount, snap in bracket High security disc style cylinder Includes 2 stainless steel keys Key Safe Program Security rating 5 10 Available Anti Theft Protection $500 TECH SPECS Bracket Side mount Lock Type Key Internal Lock Size Imperial 4x8 Internal Lock Size Metric 102x203mm Primary Color Black Thickness In mm 12mm