PBR Steel Standard Rear Sprocket 4359 - 525 for Kawasaki NINJAZX-10R, NINJAZX-10R, NINJAZX-10RR
PBR is an Italian company specialised in the production of transmission parts for motorcycles that manufactures a wide range of top-quality sprockets and crown gears. Closely involved in competitive motorcycling, PBR develops its products on circuits all over the world