Seat Tube Shim Seatpost Shims Seat Post Adaptor 100 mm Long 31.8 to 34.9 mm

Seatpost shims for adapting the width of seat posts to fit wider seat post tubes. They are more stable than most adaptors with a 100mm length. These longer adaptors are best to be used when adapting using more than one adaptor or jumping multiple seat post sizes. Seatpost Shims Specifications Brand: MUQZI. Material: Painted alloy. Length: 100 mm. Weight /- 5%: 27.2 to 31.6mm, 53 grams | 30.9 to 31.6, 9.2 grams | 31.8 to 34.9, 43 grams.