PRO Tharsis Dropper Seat Post, 30.9mm x 100mm
Payment options available
Lightweight and robust 3D forged alloy construction
2-bolt clamp for easy saddle adjustments
Three travel options available
PRO Tharsis Dropper Seat Post
Lightweight, infinite long-travel dropper seatpost.
Designed for cross country and enduro mountain biking.
3D forged alloy construction.
2-bolt clamping system which allows for a wide range of saddle angle adjustments.
0mm (in-line) offset.
30.9mm and 31.6mm diameters available.
Choice of 100mm, 160mm, 200mm travel options.
The PRO Tharsis dropper seatpost is a robust and lightweight, internal long-travel dropper, ideally suited to cross country or enduro mountain biking.
Designed to provide you with a better sports' bicycle experience the PRO Tharsis Dropper Seatpost is PRO's lightest weight long-travel dropper post. Available in a 100mm, 160mm and 200mm travel option, with internal cable routing, it features a full alloy cartridge and an alloy body to ensure it is lightweight and robust. Weight reductions are further enhanced by the use of an oval stanchion shape and a traditional two-bolt style, 3D forged alloy, head with titanium hardware. The Tharsis Dropper Seatpost is available in 30.9 and 31.6-millimetre diameters.
Technical specification:
Material: 3D forged alloy
Diameter: 30.9mm and 31.6mm
Travel: 100mm, 160mm, 200mm
Layback: 0mm (inline)
Weight: From 405g
Colour: Black/silver
Saddle clamp: 2 bolt
Size | 30.9mm x 100mm |
Type | Dropper Seatposts |
Discipline | MTB |
SKU | 399211 |






