Factor Ostro Gravel

Presenting the Factor OSTRO Gravel, a performance-focused gravel platform developed around aerodynamics, low weight, and precise handling. Drawing on the engineering of the OSTRO VAM, the frameset combines advanced carbon construction with aerodynamic tube profiles optimized for gravel speeds.

Weighing a claimed 900 grams, the frame features geometry designed for responsive handling across varied terrain, while tyre clearance of up to 45 mm provides versatility without compromising its performance-focused design.

- Universal Derailleur Hanger (UDH)

- T47 Threaded Bottom Bracket

- Tyre Clearance up to 45 mm

- Fully Integrated Cable Routing

SRAM RED EXPLR E1 AXS

This 13-speed wireless electronic groupset offers crisp, instant shifting via AXS connectivity and custom shift mapping. With a wide-range cassette, DUB-compatible crankset for perfect chain line, and hydraulic disc brakes, it delivers race-caliber performance with clean, sleek aesthetics.

Polymer Workshop® Components

Beyond 45:50 Wheelset
These wheels are made for ultimate performance on mixed terrain, designed around an ultra-wide 33 mm internal rim to support modern high-volume tires while maintaining speed, stability, and control across varied surfaces.

Sculpture Handlebar
An integrated carbon handlebar that offers precise control and a sleek aesthetic, enhancing both form and function.

Bidon Cage
Combines exceptional strength with a sleek aesthetic, delivering superior lightweight performance alongside a secure and reliable bottle grip.