Promax QR-1 Quick-Release Seat Post Clamp - 31.8mm - Red 20t Forged aluminum design with a

Forged aluminum design with a hinged clamp

Non-slip silicone on inside of strap ensures a secure fit to your helmet

125 tires (507mm)

This will work with 3/32" or 1/8" chains

Promax QR-1 Quick-Release Seat Post Clamp - 31.8mm - Red 20t Forged aluminum design with aThe Promax QR 1 Seat Post Clamp, as the name implies, has a quick release lever, making seat height adjustments a snap. This clamp is cold forged and CNC machined from 6061 T6 aluminum alloy, and the head of the lever and the face of the clamp are given a proprietary low friction surface treatment to ensure smooth lever action for the life of the clamp without the need for a bushing. It features an anodized finish with laser etched graphics and chrome