Extremely long and secure Kryptonite Kryptoflex 1230 keyed lock for locking multiple bikes at once. 12mm braided steel cable with higher resistance to lock cut. Lock head rotates 360 degrees for easier unlocking and locking. Includes 2 double-sided keys and 2 loops for easy storage when not in use. Dimensions: 12mm x 305cm Level of protection: 2/10