Wolf Tooth Headset Upper Knock Block - 28.6, 8mm, Black

By: Wolf Tooth

Out of stock



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  • 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 Trek's Knock Block system
    • The top cap on these headsets have unique raised features that key to Knock Block compatible stems (made by Bontrager
    • If spacers are needed, you will need to use special Knock Block compatible spacers with notch features
    • This product is the upper headset only
    • Lower headsets on bikes with Knock Block do not have any unique features. They are usually IS headsets which are available separately
    Item Specifications
    Bearing Type Cartridge
    Color Black
    keyword search Trek Knock Block
    S.H.I.S. Stem Clamp Diameter 28.6 Threadless
    Upper Stack Height 8
    Wolf Tooth Knock Block Headset Upper Headset Upper UPC: 810006802689
  • United States Shipping:

    Everything in the entire store ships for free to the USA, it's that simple, no catch. The free service will likely be USPS or FedEx depending on the size of the package. Please see our USA Shipping Options page for more info. Everything ships pretty darn fast since we have a shop/shipment center on the West and East Coast.

    International Shipping:

    International shipping is available on 99% of our products. Shipping cost can be calculated on the cart page or during checkout. We are experts at international shipping so please buy with confidence. We have great prices on Usps Priority & Express services, all services will include a tracking number. Please see our International Shipping Options page for more info.

    Returns:

    We offer a 45 day return period on all new items. We want our customers to be happy and returns to be easy. Please see our Return Policy FAQ's page for more info.



Sku: HD0284

Mpn: IS41U-8MM-KNOCK-BLK


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