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Ships within 48 hours · Estimated delivery Sep 30 - Oct 5
- 8mm open wrench
You can record up to 30 rides before requiring to sync with the Cannondale App
ET6340 SM3952
UPC: 796941308656
Wolf Tooth Headset Upper Knock Block - 28.6, 8mm, Black Axle Tensioners - 8mm open wrenchWolf 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
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