Promax Seat post clamp qr-1

Simple and robust, the PROMAX QR-1 seat clamp is designed for frames with a classic round seat tube. It features a quick release system for ease of stem height adjustments: perfect functionality with optimal clamping power.

FEATURES:
- 6061-T6 aluminum
- Quick release system
- Diameter: 25.4mm
- Weight: 32g