Promax QR-1 Seatpost Clamp - 34.9mm QR Blue 35g Remote Position No remote Seat

Remote Position No remote Seat Post Material Aluminum Seat Post Weight 562g Clamp Type Standard double bolt Seat Post Length 445mm Travel 150mm Seat Post Diameter 31

Hubshell geometry refinement

Gear cleaning brush with 3 brush heads makes quick work of drivetrain cleaning

Designed to safely clean electronic groupset electronics components and wires

Rear light includes 5 modes

Promax QR-1 Seatpost Clamp - 34.9mm QR Blue 35g Remote Position No remote SeatPromax QR 1 Quick Release Seatpost Clamp 34. 9mm Blue. 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