Improves clutch performance, clutch life and heat dissipation Used by all major factory teams and riders Precision machined from billet T-6 aircraft quality aluminum to aerospace tolerances, and Akadized for five times the wear resistance (with proper maintenance) to stock Allows clutch assembly to spin more true creating less heat when clutch is disengaged Clutch Plate Kit This product can be used with Honda ATC50R 85-89 Honda TRX250R 85-89