Specialized - S-Works Tarmac Carbon Seatpost

Adjustable seat post, with internal cable and handle bar lever. Made of aluminum 6061-T6. Black Anodized. Internal mechanism of oil-air mixture. Excursion of 120 mm. Load 100 kg

Adjustable seat post, with internal cable and handle bar lever.  Made of aluminum 7075-T6.  Black Anodized.  Internal mechanism of oil-air mixture.  Excursion of 105 mm.  Load 100 kg.

Aerodynamic FACT carbon construction that’s compatible with the Shiv Disc. Profile that integrates with the shape of the rear Hydration Fuelcell for maximum aerodynamic performance. Cylindrical aluminum head assembly adjusts fore/aft and tilt with a single bolt. Setback: 0/+25mm

The Pro II Alloy MTB seatpost is sleek and lightweight, and it featuresh an easy-access, single-bolt head assembly. 2014 aluminum. Aluminum single-bolt, low-profile head assembly with side access. Diameter: 27.2 / 30.9mm Length: 400mm Weight: 258g Finish: Gloss/matte black anodized...