15mm, flexible BRAIDED STEEL CABLE provides increased cut resistance. 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 locations on bicycle frame or seat post. Dual sliding cylinder WEATHER GUARDS with automatic close feature. 2 EASY-TO-USE REVERSIBLE KEYS. Key Safe Program