Alloy wheel spacers Hole spacing: 4/136 Thickness 30mm Thread: M10x1,25 Set 2pcs fit: Can-am BRP : all models utility ATV UTV , without Maverick X3 (Pins 12mm), KAWASAKI : KLF 300 400 Bayou, Praire 300,360,400,650,700 Brute Force KVF 650 03-07 ( hard rear shaft) Wheel spacers are designed to increase the width of the vehicle and the safety of users. These spacers allow the installation of a larger tire (there is no rubbing of the tire against the shock absorber, wheel arch or muffler. The extensions are very durable, made of 6061 aviation aluminum. Even with larger tires and extreme use, there is no phenomenon of breaking off the pins and cracking the distance. Spacers are equipped with nuts for screwing the spacer to the hub. The holes for the pins are so precisely matched that there is no phenomenon of shifting the distance on the pins of the hub