Zipp Service Course SL, Zipp strikes an admirable balance between cost, weight, and performance with the Service Course SL Alloy Stem, which features a 3D-forged 7075 aluminum construction to give it a mix of superb strength and stiffness.

ZIPP SERVICE COURSE SL STEM FEATURES:

• Forged AL-7075

• Machined and relieved faceplate

• Features titanium hardware with TORX heads on all bolts for precision torque readings and ease of adjustment

• Stem Angle (deg), -6

• S.H.I.S. Stem Clamp Diameter, 28.6

• Color, Polish Black, Beyond Black

• Material, Aluminum

• Bar Clamp Diameter (mm), 31.8

• Stack Height, 41

• Length, 90mm, 100mm, 110mm

• Weight, 125g (100mm)