Promax QR-1 Quick Release Seat Clamp


13.95 $ 14.99

Sorry, this item is out of stock


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, it’s 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 for the life of the clamp without the need for a bushing
  • Laser-etched graphics and stainless steel hardware


  • Weight: 27 g
  • Color: Blue
  • Diameter: 31.8
  • Defined Color: Blue
  • Material: Aluminum
  • Type: Quick Release