Zipp SERVICE COURSE SL Carbon Seatpost 25.4 X 400mm Matte with White Decales Compatio_Enriched 8mm can be used with

8mm can be used with 26

Requires additional valve stem for tubeless setup

Giant’s all-new aluminum Contact SL stem is stiff

Radiator fin provides long pad life and less fade via cooling technology

One-piece forged 6061 aluminum

Zipp SERVICE COURSE SL Carbon Seatpost 25.4 X 400mm Matte with White Decales Compatio_Enriched 8mm can be used withSince the introduction of our line of Service Course SL components weve had amazing success with our pro level athletes in all disciplines. While the successes have been proving, we have also drawn from their feedback. We not only learned how and why athletes make their equipment choices, but how our manufacturing methods and materials affect product performance. With new knowledge as well as new engineering, we are proud to introduce our completely