Thomson Seatpost Clamp 31.8Mm Black

This Thomson seatpost clamp is a sleek, lightweight collar designed to securely hold your seatpost on modern road, gravel, and MTB frames. CNC-machined from 7000-series aluminum, it provides a strong, even clamping force with a single bolt while maintaining a low weight and tidy aesthetics. Sized for frames with a 31.8 mm external seat tube diameter, it’s perfect as an upgrade from a generic clamp or as a direct replacement when refreshing a high-quality build.

- 31.8 mm bolt-on seatpost clamp for frames with a 31.8 mm outer seat tube
- CNC machined from 7000 series aluminum for an excellent strength-to-weight balance
- Utilizes Thomson’s proven bolt washer and barrel nut combination for consistent clamping
- Low profile design keeps the frame’s lines clean and prevents thigh rub while pedaling
- Precise sizing helps prevent the seatpost from slipping without over-tightening
- Ideal upgrade or replacement clamp for road, gravel, and mountain bikes
- Complements Thomson seatposts and stems for a cohesive high-end cockpit look

Specifications
Brand: Thomson
Type: Seatpost clamp
Diameter: Ø31.8 mm
Color: Black