Zipp Speed Weaponry Service Course SL Stem - 120mm, 31.8 Clamp, +/-17, 1 1/8", Aluminum, Matte Black, B2 Water Bottles - Last 5 times longer

- Last 5 times longer than standard tubes

UPC: 763477006431

9m thickness butyl tube

8mm stem weights: 33mm = 133g

UPC: 711484160219

Zipp Speed Weaponry Service Course SL Stem - 120mm, 31.8 Clamp, +/-17, 1 1/8", Aluminum, Matte Black, B2 Water Bottles - Last 5 times longerThe Zipp Service Course SL Stem, crafted from 7075 aluminum, features a shape thats strong and lightweight, resulting in a 1. 85 grams per newton meter of stiffness. That results in no flex sprints and accelerations. Forged AL 7075 Machined and relieved faceplate Features titanium hardware with TORX heads on all bolts for precision torque readings and ease of adjustment Product Specifics Stem Angle (deg): +17 Stem Angle (deg): 17 S. H. I. S. Stem