Added Protection: Provides added protection by cushioning any impacts from inside the tyre

q-factor ​- 57mm

but it ensures you'll always have trailside inflation

Sweat Guide

anti-slip and water resistant mean you can stay in one spot and power on without waking up your family

Problem Solvers Seat Post Shim - 30.9-34.9mm - Silver Ignore Wholesale Tier 1 Brand Rule Added Protection: Provides added protectionSwitching frames doesn't mean you have to switch posts! Use your old posts without worry with our wide variety of seatpost shims. 100mm long 3mm lip Alloy Problem Solvers Seatpost Shims are not intended for use with carbon seatposts