STP SEATPOST SHIM 34.9OD - 30.9ID / SPECIALIZED
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Seatpost shim allowing 30.9mm seatposts to be used in frames requiring 34.9mm.
- 34.9mm Outer Diameter
- 30.9mm Inner Diameter
- 102.5mm Length
- Compatible with Carbon and Alloy frames
Seatpost shim allowing 30.9mm seatposts to be used in frames requiring 34.9mm.