Zipp Speed Weaponry Service Course Stem - 100mm, 31.8 Clamp, +/-6, 1 1/8", Aluminum, Blast Black, B2 Freewheels 655g X2 for Pro SX

655g X2 for Pro SX (all weighed with uncut 180mm steerer)

UPC: 849430031839

Manufacturer Part Number: SK-3

UPC: 821973309965

3mm wall butyl tube

Zipp Speed Weaponry Service Course Stem - 100mm, 31.8 Clamp, +/-6, 1 1/8", Aluminum, Blast Black, B2 Freewheels 655g X2 for Pro SXThe Zipp Service Course stem delivers all you look for in a high performance stem strength, stiffness, reliability, a precise fit and great visual look. The SC stem offers a new faceplate and body design for greater stiffness and easier installation at a price that meets any riders budget. Forged AL 6061 Machined and relieved faceplate Features stainless steel hardware with TORX heads on all bolts for precision torque readings and ease of adjustment