Designed using Sram`s Exogram technology, found in Sram Red cranks, the new SL Speed Stem weighs just 123g (100mm) while exceeding Zipp`s stiffness-to-weight standardsIncludes stiff aluminum faceplate and titanium hardware Torx T25 heads for precise torque readings and ease of adjustmentAvailable in 6 lengths each with a 6 degree angleUnidirectional carbon constructionRoad Threadless1-1/8`12031.8+/- 6°CarbonUPC/EAN/GTIN: 710845861864