XFIXXI Carbon Fibre Seat Post | Matte Black | 27.2 / 30.8 / 31.6 mm
Upgrade your bike with a lightweight carbon fibre seat post designed for riders who want lower weight, clean style, and reliable performance.
Compared with many standard seat posts that weigh around 400 g, this carbon fibre seat post stays under 200 g, helping reduce overall bike weight while maintaining strength for everyday riding and performance builds. Its matte black finish gives your bike a simple, premium look that works well with fixed gear, single speed, road, and urban setups.
Available in 27.2 mm, 30.8 mm, and 31.6 mm diameters, this seat post is a practical upgrade for riders looking for a lighter and cleaner cockpit setup.
Key Features
- Lightweight carbon fibre construction
- Matte black finish for a clean look
- Under 200 g
- 25 mm offset
- Suitable for fixed gear, single speed, road, and urban bikes
Specifications
Material: Carbon Fibre
Finish: Matte Black
Diameter Options: 27.2 mm / 30.8 mm / 31.6 mm
Length: 330–350 mm
Weight: Under 200 g
Offset: 25 mm
Recommended Torque: 4 Nm
Maximum Seat Post Clamp Torque: 4 Nm
Recommended for Carbon Components
For carbon installation, we recommend using Park Tool SAC-2 Assembly Compound to improve grip and help reduce over-tightening (4 to 5nm max).