Description
Run your favorite 31.8mm clamping diameter handlebar on a bike with Knock Block with the Rhythm Comp 31.8. It adds Knock Block compatibility to a durable stem with multiple lengths to let you fine-tune the fit to your ride.
Sale! 
Get 31.8mm handlebar compatibility with your Knock Block system Also compatible with standard headsets and spacers Knock Block system protects frame from impacts by fork and handlebars by eliminating over-rotation of bars Available in a wide range of sizes for today’s mountain rider See Service Parts for other Knock Block parts Approved for carbon bars and steerer tubes
Clearance Trek Bikes Bontrager Rhythm Comp Knock Block Stem-No Packaging Black
Original price was: $49.00.$30.87Current price is: $30.87.
Run your favorite 31.8mm clamping diameter handlebar on a bike with Knock Block with the Rhythm Comp 31.8. It adds Knock…
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