Seatposts

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.

Mass is the enemy of performance, so we pulled out all the stops to make the Alpinist Seatpost the lightest post we've ever seen that passes our standards. At 136 grams (27.2mm x 300mm), it's about as light as you'll find. Not only does light weight make for faster climbing, it also improves acceleration and ride quality. The Alpinist 2-bolt micro-adjust clamp with extended saddle cradle ensures precision fit and secure retention. Available in two sizes, 27.2mm x 300mm and 27.2mm x 360mm, each with a 12mm setback. And because they are backed by a no-fault crash replacement policy and lifetime warranty, you can rest easy knowing that we've got your back. - 136 grams (27.2mm x 300mm), - 2-bolt micro-adjust clamp with 46mm saddle rail cradle enables an effective offset from 0mm to 20mm. - Advanced composite construction delivers light weight and reliability. - Available in two sizes: 27.2mm x 300mm x 12mm offset, 27.2mm x 380mm x 12mm offset - No-Fault crash replacement policy. Lifetime warranty - System Weight Limit: 275lbs / 125kg

- Lightweight UD carbon construction - 1 bolt clamp system with wide angle adjustments - Matte carbon finishing - Compatible for Shimano DI2 battery integration - Weight from 199g - Available in 27.2mm, 30.9mm, 31.6mm - Length: 400mm

Seatposts can easily be mistaken for a simple alloy or carbon tube, but it’s an essential part of your equipment. The amount of flex in a seatpost determines the comfort of your ride. Pro Vibe seatposts have the right amount of stiffness to ensure maximum power transfer without losing comfort. Align all forces to work in favor of you—go for the PRO Vibe seatposts. - 3D forged AL-2014 - Innovative 1 bolt clamping system - Weight: From 234g

FSA's Afterburner is a tough, lightweight seatpost that works great on road and mountain bikes. Its 1-piece 3D-forged aluminum construction makes it strong and stable while remaining light. And, it's super easy to adjust thanks to the convenient 2-bolt clamp.