RFX Rear Sprocket BLACKAluminium HONDACR125 87-08CR250 87-08CRF250 04-25CRF450 02-25RFX Pro Series Rear Sprockets are CNC Machined from 7075 aerospace aluminium and feature mud clearing grooves for a longer chain and sprocket life.Features:- Laser etched RFX logo.- CNC Machined from 7075 aerospace aluminium.- Mud clearing grooves for longer lasting sprocket life.- Colour coded for each model of bike.- CAD Designed profile for Lightness- Rigid Design increase torsional- Strength Tighter Tolerances improve performance- Colour anodised for that Factory Bike look Achtertandwiel