The Factory Spec FS-201 2" Wheel Spacers make it easy to widen the stance of your ATV, providing extra stability and gives your ATV the ability to accommodate larger tires. Designed for maximum strength and durability, the FS-201 spacer is constructed of 6061 T-6 aluminum and work with a bolt pattern of 4/110. The studs are integrated, so you dont need to remove the stock studs for installation. Just remove the wheels, bolt these onto the stock studs and remount the wheels. Hardware included for easy installation.