Trek Knock Block Headset Top Cover with Display Chip y3d898060 Frame chip has display tabs

Frame chip has display tabs to connect Bosch Kiox Mount sold separately

Full welded construction

Coalition Spherical delivers best-in-class cooling power by pairing massive front intake ports with efficient rear exhaust vents via deep internal channeling

35" — 46er (Front)

Trek Knock Block Headset Top Cover with Display Chip y3d898060 Frame chip has display tabsAssembly includes bearing cover, frame chip & fastener 62 degree headset fits 2020 & 2021 Supercaliber, and 2021 Procaliber 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