The all new onguard neon range. The ds system is an innovative leap in design introducing significant features and benefits over existing locking systems and cylinders. The worlds first spring free patented locking system and cylinder. No more jammed locks. The new user friendly pick pull and drill resistant z key cylinder featuring bumplock offers optimum deterrent against physical attack maximum tensile stregnth ultra hardened steel u lock combined with a 1.2 metre 10mm steel braided extender cable.. Hi vis colours for maximum visability deterrent the worlds first spring free patented locking system and cylinder. No more jammed locks ultra hardened reinforced crossbar rubber coated lock for frame protection frame fix bracket and 2 keys included 115cm x 230mm x 11mm u lock 120cm x 10mm steel extender cable