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Quantity
1
If your bike has a Trek Knock Block headset system, you will need this adaptor in order to fit your Shotgun Pro.
Fitting the Shotgun Pro on a Trek bike with a Knock Block requires a minimum of 30mm clearance under your stem (from headset t...
Reviews
5.0
1 rating
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Used it and it has been great as I used the torque wrench specific pressure to tighten up on KnockBlock stem. It appears that my handle bars has slight extended angle of tilt. That’s absolutely fine.