Kryptonite KryptoLok combination U-Lock provides 6 out of 10 protection on Kryptonite's security rating scale. A 4-digit, resettable combination allows the protection of a U-Lock with the convenience of not having to carry keys. Included FlexFrame bracket carrys the lock securely during transport. FEATURES: Double deadbolt provides strength 12.7mm shackle Durable easy to use dials Includes Flexframe bracket Rotating cover protects from dust and debris Easy to use 4-digit resettable mechanism protective vinyl coating Combo Safe Program 4” x 9” (10.2cm x 22.9cm) 2.9 lbs (1.32 kgs) Optional Anti-theft Protection Offer of up to $1,750 should you decide to register for coverage at www.kryptonitelock.com (additional costs may apply) SPECS: Cable Included: No Shackle Width: 4 Advertised Weight: 2.9 Length: 9 Diameter: 12.7 Lock Style: Combination