PRO Tharsis Dropper Seatpost, 100mm, 30.9mm, Internal

The PRO Tharsis 100mm Dropper Seatpost is a lightweight, infinite long-travel dropper seatpost The PRO Tharsis 100mm Dropper Seatpost is a lightweight, infinite long-travel dropper seatpost. Available in a 100mm travel option, with internal cable routing, it features a full alloy cartridge and an alloy body to ensure it is lightweight and robust.

The 27.2mm version boasts a 3D forged construction with an AL6061 alloy lower and an AL7050 alloy shaft, with titanium bolts; which ensures that it tips the scales at just 405g. The 30.9 and 31.6mm versions also pack a 3D forged construction; but with AL7075 lowers and an AL7050 shaft.

Weight reductions are further enhanced by the use of an oval stanchion shape and a two-bolt style, 3D forged alloy head with titanium hardware. The new 2-bolt saddle clamp saves 45g while the oval shaft, improved collar design and optimized lower tube saves a further 25g.

The Tharsis Dropper Seatpost 100mm is available in 27.2, 30.9 and 31.6 diameters. Features: 100mm of infinite travel 3D forged alloy construction Titanium bolts New collar design Oval stanchion inside shape Internal cable routing Diameter: 27.2, 30.9mm or 31.6mm Weight: from 405g Universal (PRSAC0212) or LH (PRSAC0211) lever sold separately