Trek Knock Block Headset Assembly with Display Chip Color:Black Designed to leave zero residue

Designed to leave zero residue after application

and mountain bike tires

This is the genuine SRAM replacement lever blade kit for XX1 and X01 Eagle AXS wireless controllers

Business card pocket

Trek Knock Block Headset Assembly with Display Chip Color:Black Designed to leave zero residueTrek proprietary headset components compatible with Trek Knock Block models 58 degree headset fits all 2017 2020 Knock Block equipped models Includes crown race, bearings, top cover, frame chip & fastener Frame chip has display tabs to connect Bosch Kiox Mount sold separately Must be paired with Knock Block stem and Knock Block spacers Knock Block headset spacers not included