Pack of 2 locking wheel bolts for trailers, caravans etc... M12 x 1.5 thread size. Includes cover for the bolts to make them look like regular nuts (includes cover removal tool). Supplied in a plastic storage case. Hardened & Tempered with spinning ring. Includes; 2 x M12 x 1.5 Locking Wheel Bolts with covers. 1 x Locking Wheel Bolt Key. 1 x Cover removal tool. 1 x Storage Case.