Promax QR-1 Seatpost Clamp - 31.8mm QR Red CheckoutTitle=SRAM Road Shifter Clamp Kit - 2009-2011 Features a side cutter

Features a side cutter

model Road morph g barrel material aluminum head presta/schrader/dunlop max psi 160 length 350mm color black/bronze

Safe for carbon fiber

Bolt Mount Diameter 10 Frame Mount Width 16

Promax QR-1 Seatpost Clamp - 31.8mm QR Red CheckoutTitle=SRAM Road Shifter Clamp Kit - 2009-2011 Features a side cutterPromax QR 1 Quick Release Seatpost Clamp 31. 8mm Red. QR 1 seatpost clamps are cold forged and CNC machined from 6061 T6 aluminum alloy. The QR 1 as the name implies has a quick release lever making seat height adjustments a snap. Weighing just 30 grams 1. 1 ounces in the 31. 8 size its as lightweight as it is tough. The head of the lever and the face of the clamp are given a proprietary low friction surface treatment that ensures smooth lever action