OneUp Stem Kids_Bike_Accessories Reserve is rewriting the future

Reserve is rewriting the future of tubeless systems with the introduction of the Fillmore valve

and each sachet is compostable (certified to EN 13432 standard) and made from renewable raw materials

best shifting

10-45T wide ratio gearing allows a more efficient use of energy through finer cadence control in ever changing trail conditions

OneUp Stem Kids_Bike_Accessories Reserve is rewriting the futureOneUp Stem Joining OneUp's all new Carbon Handlebar is the OneUp Stem. Designed for everything from trail riding to Enduro racing. The OneUp Stem can be used with a regular star nut and top cap like every other stem. Its also compatible with existing threaded EDC top caps, for people whove already threaded their steerer tube. Or you can use the new OneUp Preloader (sold separately), which lets you store the EDC tool in your steerer without threading