13mm hardened Max-Performance steel shackle resists cutting and leverage attacks Reinforced hardened cross bar design provides increased protection High security disc-style cylinder Anti-Rattle bumpers reduce noise during transportation Rotating dust cover protects cylinder from dirt and debris Includes new transit Flexframe-U transportation system which allows for versatile carrying Protective vinyl coating 2 stainless steel keys Key Safe program 13mm 4x9`/10.7x22.8cm Std Blk 6 of 10 IncludedUPC/EAN/GTIN: 720018002031