BONTRAGER RHYTHM COMP KNOCKBLOCK STEM has_product_type An ultra-durable rim with 29

An ultra-durable rim with 29 mm internal

Two nylon seat rail buckles and single seatpost strap provide secure attachment

Stretchy and breathable Rudy fabric on the front with perforated channels for enhanced ventilation

Bike and frame weights are based on pre-production painted frames at time of publication

Know your ride

BONTRAGER RHYTHM COMP KNOCKBLOCK STEM has_product_type An ultra-durable rim with 2931. 8 mm of durable control Run your favourite 31. 8 mm 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. Features Bontrager Rhythm Comp KnockBlock Stem Get 31. 8 mm handlebar compatibility with your Knock Block system Also compatible with standard headsets and spacers The Knock Block system protects the