S-Works tarmac carbon post clean seatpost satin carbon 380mm x 20mm offset

This replacement seatpost for the Tarmac SL7 ensures the perfect fit with two different setback options—0mm and 20mm.

Cylindrical aluminum head assembly adjusts fore-aft and tilt with an easy-access single bolt.

FACT carbon construction and aerodynamic profile compatible with the 2021 Tarmac SL7.

Setback: 0/20mm.

Sleek Di2 integration hides the Di2 junction box inside.