Genetic Seatpost Shim 30.9 to 31.6mm
Part Number: GX5201Halo Part Number: SPIDS609
- Allows you to fit a smaller diameter seatpost into an oversize seat tube
- Long shim length protects frame and post from unwanted movement
- Precision CNC machined alloy with top lip
- 30.9mm to 31.6mm
- SPIDS609