Stem Top Cap

The Thomson Stem Top Cap is a precision-machined finishing component designed to complete the look and function of your headset and stem setup. Crafted to Thomson’s exacting standards, it provides reliable preload adjustment while adding a clean, understated finish to your cockpit.

Manufactured from high-quality aluminium for strength and low weight, the top cap is compatible with standard threadless headsets and pairs perfectly with Thomson stems and components. Ideal as a replacement or upgrade, it delivers the same durability, fit, and premium finish expected from Thomson products.

Key Features:

• Genuine Thomson component
• Aluminium construction
• Compatible with standard threadless headset systems
• Provides secure headset preload adjustment
• Clean, minimalist Thomson design
• Fits 1-1/8" steerer
• Bolt not included