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 standards Includes stiff aluminum faceplate and titanium hardware Torx T25 heads for precise torque readings and ease of adjustment Available in 6 lengths each with a 6 degree angle Unidirectional carbon construction