5mm thick high-strength steel anchor with base, protects the passage of the anti-theft chain to prevent theft of motorcycles, bicycles, scooters, machinery, etc. in garages, basements, private parking lots, etc. Strong attack-proof steel, resistant against shear, saw, crowbar, hammers, drill, etc. Resistant finish, coated with paint that is especially resistant to scratches and oxidation. 2 safety bolts ensure that the anchor can withstand very high levels of force. Attaches to walls and floors using the included stainless steel expansive mounting bolts. Rolling steel balls cover the screws to prevent them from being tampered with or removed. Suitable for fork locks and the vast majority of chains. Compatible with large diameter chains and steel cables. We recommend the use of the approved chain and mini U kit Ref. KR50100. German quality and engineering KRASER brand with the guarantee and service of Equipmotor in Spain.