Promax QR-1 Quick Release Seatpost Clamp – 31.8mm Silver. 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.
- TECH SPECS
| Color | Silver |
| Defined Color | Silver |
| Diameter | 31.8 |
| Material | Aluminum |
| Type | Quick Release |
