SEATPOST CLAMP BOX ONE QR 31.8 BK

Box One QR seat clamps are cold forged and CNC machined from 6061-T6 aluminum alloy

A quick release lever makes adjusting your seat height quick and easy

Weighing just 28 grams in the 31.8 size, it is as lightweight as it is tough

The head of the quick-release lever and the face of the clamp are given a proprietary zero friction surface treatment that ensures smooth lever action for the life of the clamp without the need for a bushing

Titanium hardware