Factor Ostro Gravel Carbon Seatpost - 350mm | 0mm Offset Shoe Accessories The formula is 100% plant-based

The formula is 100% plant-based

and any build where durability matters as much as performance

The patented RWS (Ratchet Wrench System) allows tool-free removal and installation with a clean flip of the lever

The Plus puncture protection layer reinforces the casing beneath the tread

and the ergonomic handle keeps application stable whether you're working on a stand or at trail-side

Factor Ostro Gravel Carbon Seatpost - 350mm | 0mm Offset Shoe Accessories The formula is 100% plant-basedWhat Makes the Ostro Gravel Carbon Seatpost Worth It? The Factor Ostro Gravel Carbon Seatpost is purpose built for the OSTRO Gravel frame, featuring a two bolt clamp system that delivers exceptional stability and allows precise saddle angle micro adjustments without slipping under load. The full carbon construction keeps weight low while absorbing road and trail vibration on long gravel days, and the 0mm offset geometry suits riders who prefer their