R1Wurks R1B Idler Gear 39T Wide – 10mm, Low-Friction Option Part

A wider 10mm version of the R1B's 39T idler gear, made from low-friction, high-performance thermoplastic. Genuine R1Wurks option part.

• 39 teeth, 10mm wide
• Low-friction thermoplastic
• Includes 1 idler gear

Fits: R1Wurks R1B