Zipps Service Course SL Stem, crafted from 7075 aluminum, features a shape thats strong and lightweight, resulting in a best-in-class weight to stiffness ratioHigh stiffness results in no flex sprints and accelerationsMatte Black nano blast aluminumRoad Threadless1-1/8`12031.8+/-6°M-BlackAL7075UPC/EAN/GTIN: 710845861635