Oxford Terra Force Motorcycle Ground Anchor The Oxford Terra Force motorcycle ground & wall anchor is a great choice for any rider looking to provide a secure home for their bike. Delivering the all important pivot point for a chain and other security items, add an extra layer of safety to your protection. Motorcycle Ground Anchor Features: Sold secure approved to Motorcycle DIAMOND (Resists angle grinder attack). Case hardened concrete-in steel floor anchor. Simple and easy to fit, most DIY stores now supply ready-mixed concrete that you just add water to. All necessary fittings included. 21 mm diameter case hardened steel head resists all forms of attack. 59 mm internal diameter allows all chains to be fitted. Fits all cable locks and OXFORD chains up to 16 mm link diameter. Secured by design*. *This product (Oxford Terra Force) has met the high demands of the Police Preferred Specification and has been accredited Secured by Design. SBD is a police initiative which seeks to achieve sustainable reductions in property theft. By encouraging good design and practice, SBD aims to reduce the demand on police forces and help us all live in a safer society. Chain & Lock available separately. Oxford Products Ltd hold the Secured by Design License for: Oxford Terra Force Ground Anchor.