Check the listing for details. Mammoth Thatcham Security Lock Chain & Ground Anchor Motorcycle Scooter Next Day. Condition: New. Listed at 101.26 USD. Mammoth security lock, chain and matching ground anchor. Includes:Thatcham Approved Chain: 12mm square section chain, 1.2m length.Protective sleeve protects paintwork and rims.Lock: 11mm hardened steel closed shackle lock.Anchor: Heavy duty ground anchor. Simply bolts onto concrete surface. Made from hardened steel. Suitable for use outdoor or indoors. (Please Note: only the chain is thatcham approved and not the ground anchor)Mammoth Security Ground Anchor:A security lock and chain is only as effective as the locking point it is secured to - thieves can easily remove a motorcycle if it is not secured to an anchor point.The Mammoth Bolt-In Ground Anchor provides a robust base to chain toHeavy Duty Ground AnchorSimply bolts into concrete surfaceManufactured from hardened steelSuitable for outdoor and indoor useSupplied with high security anti-drill fixing bolts & allen key