Seatpost shims are short pieces of aluminum tubing, used to increase the diameter of a seatpost.
Select the shim that fits your frame’s seat post size, insert into your frame and now any 27.2mm seatpost will fit.
$9.99 – $11.99
A seat post shim allows you to adapt seat posts to fit your bike’s frame.
Select the shim that fits your frame’s seat post size, insert into your frame and now any 27.2mm seatpost will fit.