Ergonomic thumb screw for easy tightening

Function: Twist-to-Lock on SPC+ brackets

contributing to reduce the wear of the tyre and hence increase the mileage

Every model is purpose-built to provide highly efficient and long-lasting power for whatever it is you ride

PBR Standard C45 Steel Rear Sprocket 4454 - 525 4454 45 C45 ktm-640-duke-640-2003-esi1234255 Ergonomic thumb screw for easyRace Experience Thanks to Many Years of Competition Experience, PBR Developted A Wide Range of High Quality Sprocks in Collaboration with Top Teams. High Quality Steel Alloy 18NCD5high Wear Resistance Reduces High Precision Manufacturing Chain Pitch: 525. 0 Color: Black Material: Steel Realar Teeth: 45. 0 Rear Type: 4454 REAR Version: Standard