Race experience Thanks to many years of competition experience, PBR developped a wide range of high quality sprockets in collaboration with top teams. High wear resistanceReduces frictionsHigh precision manufacturingUse of high quality gross material Chain pitch: 525.0 Material: Aluminium Rear teeth: 39.0 Rear type: 4639 Rear version: Ultra-light self-cleaning hard anodised
PBR Ultra-Light Aluminium Hard Anodized Rear Sprocket 4639 - 525 4639 39 LD - Köp!