Specialized S-works Tarmac Carbon Post 380mm x 0mm Offset - Black

  This replacement seatpost for the Tarmac SL7 ensures the perfect fit with two different setback options—0mm and 20mm. FACT carbon construction and aerodynamic profile compatible with the 2021 Tarmac SL7 Setback: 0/20mm Sleek Di2 integration hides the Di2 junction box inside Cylindrical aluminum head assembly adjusts fore-aft and tilt with an easy-access single bolt