Specialized S-Works tarmac carbon post clean seatpost satin carbon 380mm x 20mm offset Battery-AAA Squarely cuts even the stiffest

Squarely cuts even the stiffest compression-less housing

Designed for any rim width – multiple spoke holder channels adapt the Bead Bro to every rim width

Shaft Type Threaded Tube Compound Butyl ISO Width (mm) 18 ISO Width (mm) 19 ISO Width (mm) 20 ISO Width (mm) 21 ISO Width (mm) 22 ISO Width (mm) 23 ISO Width (mm) 24 ISO Width (mm) 25 ISO Diameter 622 / Road / 29" keyword search Quantity Break Valve Core Removable Labeled Size 700 x 18 - 25 Valve Presta Med 41-55mm

} SMOOTHER IS FASTER: Trail riders who prize nimble handling will be blown away by Traverse SL II’s category-leading control

Smith ChromaPop™ polarized lenses dial up the detail and color

Specialized S-Works tarmac carbon post clean seatpost satin carbon 380mm x 20mm offset Battery-AAA Squarely cuts even the stiffestThis replacement seatpost for the Tarmac SL7 ensures the perfect fit with two different setback options0mm 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.