The Zipp Service Course SL Stem, crafted from 7075 aluminum, features a shape that’s 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
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