Headsets

For proper assembly. GENUINE REPLACEMENT PARTS Get back on the road with a genuine replacement headset. PRODUCT DETAILS - Explanation on the S.H.I.S. Can be found here: http://bicycleheadsets.com/ - Semi integrated threaded headset

• For use with 2010+ 6, 2011+ 5, 2012+ 4 and 3-Series, and 2013+ 7-Series Madones • For use with 2010+ Ion and Cronus, and 2013+ Domane

Trek proprietary headset components compatible with Trek Knock Block models. Genuine replacement parts Service and replacement parts specifically for Trek Knock Block Technology Product details - Trek proprietary headset components compatible with Trek Knock Block models - For locking steer tube to the headset bearing cover and frame chip Specifications Steerer outer diameter: 28.6mm(1-1/") Thickness: 10mm

Refresh your ride. Genuine replacement parts The right parts for the right bike. - Durable steel construction - Great low-cost replacement option

Service and replacement parts specifically for Trek Knock Block technology. Genuine replacement parts Get your bike back on the trail with the headset parts you need. - Trek proprietary headset components compatible with Trek Knock Block models - 72-degree headset fits 2021 Slash 29 - 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