A 10mm steel cable that is 1.8m long, ideal for using as a secondary lock to secure quick release components The Kryptonite Krypto Flex 1018 Key Cable lock uses a 10mm steel cable that is 1.8m long, ideal for using as a secondary lock to secure quick release components, or as an extra deterrent to thieves. The cable is extremely flexible & uses a twisted steel cable construction to be lightweight but retain its sturdiness & strength. The cable coils up for easy storage, & transportation. A reinforced lock head construction with a Talon lock pin retention system provides extra holding power. The Krypto Flex 1018 features a pick & drill resistant disc style cylinder keyway with dual sliding weather guards that automatically close. In addition to this, the lock head rotates a full 360 degrees for easy locking & removal. To improve protection against theft further, pair this with a Kryptonite U-Lock. Lightweight Pick & drill resistant keyway Key safe program Description by Mike, Rutland Cycling Web Team.