Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Blue Trek 1 RC2 W/ButterCups e-Bike approved

1 RC2 W/ButterCups e-Bike approved Yes Steerer Tube 1-1/8-1

Charger Race Day 2 Damper—every detail perfected every extra ounce shaved away is RockShoxs lightest performance-driven damper and features 2 Compression positions: Open or a rock-solid Lock

Spring and mounting hardware sold separately

Designed with maximum leverage in mind Rim Stix are the perfect tool for quick safe and easy tire removal

Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Blue Trek 1 RC2 W/ButterCups e-Bike approvedTECH SPECS Bearing Grade Stainless Steel Material Aluminum Primary Color Blue Upper Cup 41mm SHIS Upper IS41 28. 6 Crown Race Diameter 40mm Headset Position Complete Headset Type Integrated S. H. I. S. IS41 28. 6 IS52 40 SHIS Lower IS52 40 Steerer Tube 1 1 8 1. 5 Lower Cup 52mm