OneUp Components Stem 35mm clamp 42mm length +/- 0 DegreeJoining 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, you can find them here), which lets you store the EDC tool in your steerer