What makes it special
Trek Knock Block Headset Spacers
5mm x 28.6mm / Trek Black
$46.99
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Trek / Bike Headsets
Trek Knock Block Headset Spacers
Service and replacement parts specifically for Trek Knock Block technology.
$46.99
Ship to store · free pickup, usually ready in 4–7 business days
Free pickup at any of our four stores. Questions? We're happy to help.
About this product
The details.
Genuine Replacement Parts
Get your bike back on the trail with the headset parts you need.
Product details
- 3 pack of spacers specific to the Knock Block system
- Compatible with 58-, 62-, and 72-degree Knock Block headset systems
- Not to be used on a standard headset system
- Must be paired with Knock Block stem and Knock Block headsets
The details
Good to know-
Specs3
- Inner diameter
- 28.6mm
- Material
- Aluminum
| Size | 5mm x 28.6mm | 10mm x 28.6mm |
|---|---|---|
| Thickness | 5mm | 10mm |
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