Problem Solvers 0.7mm Seatpost Shim (30.9 to 31.6mm) - 1P212-0915100S
Problem Solvers 0.7mm Seatpost Shim (30.9 to 31.6mm) - 1P212-0915100S, Switching frames doesn't mean you have to switch posts! Use your old posts without worry with Problem Solvers' wide variety of seatpost shims. Specifications: 100mm long (including 3mm lip) 3mm lip Alloy Problem Solvers seatpost shims are not intended for use with carbon seatposts