The Oxford OF440 Ground Anchor is an extra strong bolt-down ground anchor. Its Oxford attack tested, including: saw resistant, sledge hammer resistant. This is also SoldSecure. Sold Secure is an independent, non-profit making organisation dedicated to reducing the risk of theft by testing security products. The same methods of attack used by criminals on the street are replicated by Sold Secure in the assessment of security products. Many insurance companies offer substantial reductions to those who use Sold Secure approved products. This features double layered hardened steel anchor provides twice the security, five security mechanisms stand between the thief and your motorcycle, all fittings and instructions included: 4 high security rawl bolts, 4 anti-tamper ball bearings and 4 steel plugs to create an unassailable anchor and all necessary high security fittings included.