Zipp Service Course SL Stem – 70mm 31.8 Clamp +/-17 1 1/8″ Aluminum Matte Black B2. The 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.
- TECH SPECS
| Stem Angle (deg) | +17 |
| Stem Angle (deg) | -17 |
| Length | 70 |
| Bar Clamp Diameter (mm) | 31.8 |
| Color | Matte Black |
| Weight | 125 |
| Material | Aluminum |
| Defined Color | Black |
| Stack Height | 41 |
| S.H.I.S. Stem Clamp Diameter | 28.6 |
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