Kryptonite kryptoflex 1218 key cable bicycle lock 12-Millimeter, flexible braided steel cable provides increased cut resistance. New, advanced cylinder provides greater protection from picking. Lock head rotates 360 degrees for easier handling during lock up and removal. Integrated, adjustable spline attachment rotates up to 300 degrees for a greater number of possible lock carrying location on bicycle frame or seat post. Hook-n-Loop retention strap for extra stability during transport. Includes an EZ-multi fit bracket, the most versatile mounting system for large tube frames and shapes. Dual sliding cylinder weather guards with automatic close feature. 2 easy-to-use reversible keys.