Bontrager Headset Expander Plug & Top Cap Black

The Bontrager Headset Expander Plug & Top Cap in Black is a sleek, essential component for threadless headsets. It provides secure compression and a clean, finished look for your cockpit — ideal for road, gravel, and mountain bikes.

Features

• Headset expander plug for secure stem compression
• Includes top cap for a clean, finished look
• Durable construction
• Sleek black finish
• Easy install

Specifications

• Brand: Bontrager
• Model: Headset Expander Plug & Top Cap
• Color: Black
• Use: Threadless headset compression and finishing
• Compatibility: Most threadless steerers
• Material: Alloy/composite

Why You’ll Love It
Provides dependable headset preload and a polished cockpit finish — a simple upgrade for performance and aesthetics.