The nitro series front brake disc is part of the latest collection from moto master. Features: attractive design, race-proven quality and competitive pricing make nitro the perfect oem replacement disc for most of your riders like moto-master's flame discs, all nitros are made of special hardened, low-carbon stainless steel for optimal durability and maximum stopping power design provides maximum heat dispersion while the carefully positioned cooling slots ensure optimal brake pad cleaning action in all conditions designed and engineered by moto-master to meet the demands of modern motocross and enduro racing brake disc floating nitro, front specifications: bolt hole circle: 80.0 Mm bolt pattern: 6 hole braking surface: drilled color finish: black silver inside diameter: 64.0 Mm material: aluminum stainless steel model: nitro outside diameter: 320 mm 12-5 8 product name: brake disc shape: contour style: full-floating thickness: 5.0 Mm to fit: aprilia af1 125 1990 europa european models aprilia af1 125 1990 futura european models aprilia af1 125 1990 replica european models aprilia af1 125 1990 sintesi european models aprilia af1 125 1991 europa european models aprilia af1 125 1991 futura european models aprilia af1 125 1992 europa european models aprilia af1 125 1992 futura european models aprilia af1 125 1992 sport pro european models aprilia af1 50 1991 europa all models aprilia af1 50 1991 futura european models aprilia af1 50 1992 europa all models aprilia af1 50 1992...