Mammoth Security Lock & 12mm chain x 1.8m -Thatcham Approved

12mm square link Cr-Mo steel chain. 1.8m in length with a protector sleeve. Hardened steel lock body with double bearing lock mechanism. 11mm hardened Cr-Mo steel closed U-shackle. Reinforced cylinder plates resist drilling and picking. This product is a Thatcham Category 3 approved device. Thatcham approved devices are recognised by the motor insurance industry and their use can reduce insurance premiums. Designed for all securing needs, especially suited to secure to a fixing such as a ground anchor, lamppost etc