ByPRO
Tharsis Dropper Post
The PRO Tharsis Dropper Post range is a selection of lightweight 100-millimetre, infinite-travel, dropper seatposts.
Cockpit · seatpost

Typeseatpost
Disciplinemountain
Typeseatpost
Variants33 sizes or options
Weight417 gManufacturer claimed
01 / About
The Tharsis Dropper Post.
PRO's take on cockpit.
The PRO Tharsis Dropper Post range is a selection of lightweight 100-millimetre, infinite-travel, dropper seatposts.
02 / Specifications
Tharsis Dropper Post spec sheet.
Everything PRO publishes for the Tharsis Dropper Post.
02Cockpit
3 fields
Type
seatpost
Material
aluminum
Clamp dia. (mm)
—
03Pricing & availability
3 fields
Price
—
Availability
—
Weight
417 gManufacturer claimed
04Additional specs
3 fields
Seatpost Diameter Mm
27.2, 30.9, 31.6
Dropper Travel Mm
100
Dropper Actuation
cable
03 / Variants
3 variants available.
Sizes, colors, and configurations published by the brand.
Total variants3Indexed in GearWise
Dropper travel (mm)100 mmSingle value
Seatpost dia. (mm)27.2–31.6 mm3 distinct values
| # | Size | Color | Weight | Availability | Dropper travel (mm) | Seatpost dia. (mm) |
|---|---|---|---|---|---|---|
| 01 | 27.2mm / 100mm | Black | 417g | In stock | 100mm | 27.2mm |
| 02 | 30.9mm / 100mm | Black | 449g | In stock | 100mm | 30.9mm |
| 03 | 31.6mm / 100mm | Black | 471g | In stock | 100mm | 31.6mm |
04 / Reviews
From the cycling press.
4 reviews from 3 sources.
01mbaction.comPRO THARSIS DROPPER SEATPOST REVIEW - Mountain Bike Action MagazineOct 202302off.road.ccPRO Tharsis Dropper Post review - Cycling News | off-road.ccSep 202103off.road.ccPRO Tharsis Dropper Post review - Cycling News | off-road.ccSep 202104Road.ccPRO Tharsis Dropper Post review - Cycling News | off-road.ccSep 2021