Knock Block Headset Upper crank spider lightweight contoured fit with durable

lightweight contoured fit with durable 260gsm lycra body

and capitalizes on our decades of carbon fiber experience to deliver precise control and exceptional comfort

Conquer long miles in comfort with the Body Geometry Dual-Gel Short Finger Gloves

The Transfer continues the excellent reputation of smooth function and great reliability with an infinitely adjustable height design

Knock Block Headset Upper crank spider lightweight contoured fit with durableWolf 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