Wolf Tooth Premium IS Upper Headset for Trek Knock Block Color:Silver but important extras on your

but important extras on your bikepacking tour

the GS1 Evo is composed a proprietary rubber compound Made in Germany

while the flexible main compartment closure ensures your gear stays securely in place

spoke bracing angles are improved

Weight: 76 g

Wolf Tooth Premium IS Upper Headset for Trek Knock Block Color:Silver but important extras on yourWolf Tooth Premium Headsets for Trek Knock Block are machined in the USA out of aircraft grade 6061 aluminum with superior sealing for protection against the elements. Available in a variety of colors to match the style of your bike. These upper headsets are for Trek frames with molded in internal bearing cups. Note: These headsets are to be used only with Trek Knock Block system Trek developed Knock Block as an integrated frame protection system to