Description: # 18 mm Kryptonium steel shackle will resist bolt cutters and leverage attacks # Oversize crossbar with additional Kryptonium steel sleeve for double security # Double deadbolt locking mechanism for extensive holding power # Centre keyway design defends against leverage attacks # Sliding dustcover to protect keyway when lock is in use # Thick vinyl coating to protect bike whilst locked up # Supplied with three keys- one with a high intensity LED and a replaceable battery # Dimensions: 8.3 cm x 15.3 cm # Weight: 2.09 Kg