Promax QR-1 Seatpost Clamp - 31.8mm QR Black MFPN=11.4015.547.160 With DT's ratchet system (36t)

With DT's ratchet system (36t)

6 Stanchion Diameter 35 Steerer Tube Length (mm) 265 Steerer Type Tapered Travel (mm) 170 Weight 2040 Wheel Size 27

Integrated adjustable arms allow it to fit virtually any four bolt stem with a stem bolt distance between 16mm and 41mm

ISO Diameter 622 / Road / 29" ISO Width (mm) 54 ISO Width (mm) 55 ISO Width (mm) 56 ISO Width (mm) 57 ISO Width (mm) 58 ISO Width (mm) 59 ISO Width (mm) 60 ISO Width (mm) 61 ISO Width (mm) 62 Labeled Size 29 x 2

Promax QR-1 Seatpost Clamp - 31.8mm QR Black MFPN=11.4015.547.160 With DT's ratchet system (36t)Promax QR 1 Quick Release Seatpost Clamp 31. 8mm Black. 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