31.8mm of durable control
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.
Product details
Replacement saddle clamp ears for your Bontrager RSL 27.2 Seatpost
Also compatible with select Bontrager XXX Seatpost and seat mast systems
For Bontrager saddles with 7x7mm rails
Consult the manufacturer about compatibility with differ
Lighter tubes for faster wheels
Improve your bike's performance by reducing rotating weight. They feature a high-quality butyl wall that is thinner, stretchier and stronger to improve traction control and ride feel while reducing weight.
The industry standard comes in all sizes
Premium-quality Bontrager Standard butyl rubber tubes feature a 0.9mm wall thickness for the perfect balance of weight savings and durability.
