Trek Knock Block Bosch Kiox 67-Degree Blank Chip

This frame chip replaces the normal Knock Block chip and allows for full 360-degree rotation of the steer tube on 72-degree radius frames.

Ensure handlebar controls will not contact the top tube before riding.

1. Trek proprietary headset components compatible with Trek Knock Block 72-degree models
2. Designed for Slash 29 2021
3. Compatible with Top Fuel 29 2022
4. Compatible with Rail 9.8 & 9.9 2022
5. Frame chip has display tabs to connect Bosch Kiox Mount sold separately
6. Not compatible with Rock Shox Flight Attendant front forks due to interference.