RFX Pro Voortandwiel 13 Teeth Decals Sticker Protection Swinging Arm Lock Ring: 46 Swinging Arm Lock Ring: 46 } Silicon Shine laat uw fiets er niet alleen fabrieksnieuw uitzien Pro Series sprockets also feature lightening holes were necessary and self clearing mud grooves on both sides to resist dirt build up and help prolong sprocket and drive chain life CNC Machined