Set of 4 M12x1.5 Locking wheel Bolts to fit the Debon and Cheval Liberte range of trailers. Supplied in a set of 4, so you can have one locking bolt per wheel. Developed specifically to fit the Debon or Cheval Liberte trailers with Alloy wheels. Standard Wheel bolts may fit but the seat of the bolt is a special angle on these locking bolts to prevent them becoming loose from the wheel by use. SAS Wheel bolts are friction coated, have an anti-grip, toughened rotating collar for added security, hardened and toughened drill proof heads, and their very compact design allows them to fit in recessed alloy wheel bolt holes down to 26mm diameter. These Wheel bolts design are tested and approved by major car companies such as Jaguar. They have also passed Thatcham testing (an independent professional automotive testing organisation), and were Sold Secure tested historically and passed with a gold rating. These Wheel bolts have been proven to resist all know attack tools for in excess of 120 seconds per bolt. Supplied in handy plastic case with unique wheel bolt socket key. Replacement keys are available as a special order from SAS.