The Problem Solvers Seatpost Shim is what you need when your seatpost is a little too small-diameter to fit tightly into your frame. It's made of light and durable aluminum and has a lip on the top so it won't slide down inside the frame during installation.
|Option||Barcode||Manufacturer's Part Number||Store SKU|
|2.6mm shim, 27.2 seatpost to 29.8 frame||00708752011496||ST0226||58405|
|3.2mm shim, 27.2 seatpost to 30.4 frame||00708752011526||ST0232||53318|