Wolf Tooth Headset Upper Knock Block - 28.6, 8mm, Black Disc Pads 156112-Q0-L

156112-Q0-L

Manufacturer Part Number: 31425317011

improving rider comfort and increasing the fatigue life of the rim

UPC: 812367015418

The SRAM RED/Force AXS Aero power meter kit is used to upgrade your RED or Force AXS crankset to a 1x aero power meter

Wolf Tooth Headset Upper Knock Block - 28.6, 8mm, Black Disc Pads 156112-Q0-LWolf Tooth Precision Headsets for Trek Knock Block are machined in the USA out of aircraft grade aluminum with superior sealing for protection against the elements. Available in a variety of colors to add some style to your bike. These upper headsets are for Trek frames with molded in internal bearing cups. Designed to work with Trek's Knock Block system The top cap on these headsets have unique raised features that key to Knock Block compatible stems