Moto-Master 110355 NITRO Front Rotor for Honda Fits front Cannondale ALL MODELS (00-03), Honda CR 125 (95-07), CR250 (95-07), CRF250 (04-10), CRF450 (02-10), and CR500 (95-01), Vertemati CROSS C500 (01-04) and ENDURO E501 (01-04) Front The new Nitro line is made of special hardened, low carbon- stainless steel for optimal durability and maximum stopping power. ts design provides maximum heat dispersion while the carefully positioned cooling slots ensure optimal brake pad cleaning action in all conditions