Primary Clutch / Oversize Rollers Roller Size:1mm Oversize Rollers Crafted from a proprietary high-density

Crafted from a proprietary high-density synthetic fiber

you must destroy the original emission labels

This cuts cost because you are not paying for all the shims that normally come in the kit

This kit efficiently puts more of your horsepower to the wheels for better performance on hard pack

Primary Clutch / Oversize Rollers Roller Size:1mm Oversize Rollers Crafted from a proprietary high-densityTune your TRA to perfection with these stock or oversize rollers for your primary. Stong construction will not wear out quickly and roll extremely smooth. Choose from stock (10 gram), 1mm oversize (12. 5 gram), or 2mm oversize (15. 5 gram). Sold as a set of three.