Motorcycle 120L X Ring Chain CNC Rear Sprocket For Beta 250 RR 300 RR 2T 390 RR 430 RR 450 RR 480 RR 498 RR 390 RS 430 RS Motorcycle 120L X Ring Chain CNC Rear Sprocket For Beta 250 RR 300 RR 2T 390 RR 430 RR 450 RR 480 RR 498 RR 390 RS 430 RS. Sale price : $36.60 Category : Motorcycle Equipments & Parts