PBR FR SPROC 520 STEEL ST 2359G, BLK, 16

PBR developed an innovative line called RSS (Rubber Sprocket System) for 18NC front sprockets: exceptional noise absence thanks to the rubber injected in the holes created on the front sprocketcombination of very high robustness and fluiditydurable injected rubber avoids ungluing problemshigh reliability in intensive usage & many kilometersavailable for sport, street and big capacity offroad motorbikes