Wolf Tooth Headset Upper Knock Block - 28.6, 8mm, Red
SKU: 28535836708

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

Sale price$49.46 Regular price$54.95
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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14

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Description

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

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

Product Specifics

  • Bearing Type: Cartridge
  • Color: Red
  • keyword search: Trek Knock Block
  • Upper Stack Height: 8
  • S.H.I.S. Stem Clamp Diameter: 28.6 Threadless



Today's Stock Status

Currently not available




UPC: 810006802702
EAN: Not available
Manufacturer Part Number: IS41U-8MM-KNOCK-RED
HD0286
163425-Q0-L

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 28535836708

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John Arbelo
Bozeman, US
★★★★★ 5
Works when working outside and heavy activities
Style: SPF 50, Size: 8 Fl Oz (Pack of 1)
I use it as an Amazon delivery driver, and it works in the heat and sweat is no issue it does last for 2 hours. Reapplying it is extremely easy, no burns or sun damage to my skin. I can tell you it works cause I’m recovering from skin cancer and it works no problems or anything.
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Reviewed in the United States on May 19, 2026
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Verified Purchase
Amazon Customer
Alexandria, US
★★★★★ 3
Just ok - too thick to apply evenly
Style: SPF 50, Size: 8 Fl Oz (Pack of 1)
Just ok - very thick, so difficult to apply evenly. I use this for outdoor cycling and it works, but it's so thick that it tends to clump instead of smoothly covering the skin.
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Reviewed in the United States on April 16, 2026
J
Verified Purchase
JP
Port Orchard, US
★★★★★ 5
Favorite sunscreen
Style: SPF 50, Size: 8 Fl Oz (Pack of 1)
Doesn't go on greasy. Doesn't stink. Don't get sunburnt wearing it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
S
Verified Purchase
S. Warren
New York, US
★★★★★ 5
Omg! Wonderful sunscreen.
Size: 16 Ounce (Pack of 1), Style: SPF 50
Im a ginger. I know sunscreen and most make me sick from being too thick and clog my skin... but this is golden. Smells great. Feels great and I even get freckles and tan wearing it.
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Reviewed in the United States on April 10, 2026
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Verified Purchase
Michael
Pawtucket, US
★★★★★ 5
Can't beat the 8 ounce sprays.
Size: 16 Ounce (Pack of 1), Style: SPF 50
Fantastic product. The scent is great, and the sun protection excellent. But the best thing is the fact that each of the two sprays contain 8 ounces of product for a total of 16 ounces at a very reasonable price.
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Reviewed in the United States on February 8, 2026

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