NEW Zipp Service Course Stem - 31.8 Clamp, +/-25, 1 1/8", Aluminum, Blast Black, B2 price_changed_on_2025-08-06 A file type tread pattern

A file type tread pattern provides low rolling resistance and tight cornering in all road conditions

Mild signs of wear to parts

allowing for greater tire clearance

Crankset: Shimano Ultegra R8100 36x52t

NEW Zipp Service Course Stem - 31.8 Clamp, +/-25, 1 1/8", Aluminum, Blast Black, B2 price_changed_on_2025-08-06 A file type tread patternThe 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