Hiplok original bicycle chain lockkeep your bike safe from theft, thanks to the original bicycle chain lock from hiplok. Designed to be a portable, reliable chain lock, it can be worn when not in use and is suitable for waist size between 24 42 inches. Made from durable 8mm hardened steel and featuring a tough shackle and padlock, it benefits from a sold secure silver security rating for your peace of mind. Featuressecurity rating sold secure silvernever locked while wornremovable sleeve with reflective detail optionwaist sizing 24rdquondash 42rdquohardened steel chain 8mmlock length 76cmhardened steel shackle 12mmkey or combination 3 keyslocking circumference maximum 90cmwaist sizing minimum 26rdquo 66cm maximum 44rdquo 112 cmweight 1.9kgbuy hiplok accessories from chain reaction cycles, the world's largest online bike store.