Kryptonite Keeper series chain locks offer moderate security appropriate for quick stops in metropolitan areas or a few hours out in less populated areas. Fabric covered chains protect your bicycles paint from scratches and abrasions. Integrated end-link locking point eliminates the need for a separate lock when using the chain. Includes 2 standard, stainless steel "I" keys High security disc-style cylinder is pick and drill resistant Key Safe Program Security Rating: 5 out of 10