Wolf Tooth Headset Upper Knock Block - 28.6 8mm Red CheckoutTitle=Swiftwick Pursuit Seven Wool Socks - 7 inch }Manitou 32mm Seal kit Evil

}Manitou 32mm Seal kit Evil Genius

Lever can be combined with I-Spec II or Matchmaker

2 Color Blue Defined Color Blue Length 45 Reach 45 Rise 5 Stack Height 30

Slim low flange hub fully sealed 15mm wheel nuts

Length 400 Color Carbon Diameter 30

Wolf Tooth Headset Upper Knock Block - 28.6 8mm Red CheckoutTitle=Swiftwick Pursuit Seven Wool Socks - 7 inch }Manitou 32mm Seal kit EvilWolf Tooth Headset Upper Knock Block 28. 6 8mm Red. Wolf 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 Treks Knock Block system The top cap on these headsets have unique