Factor
Ostro Gravel SRAM Red w/ Power Meter
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | 49 | 52 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|
| Stack | 515mm | 535mm | 555mm | 580mm | 605mm | 625mm |
| Reach | 377mm | 385mm | 394mm | 402mm | 412mm | 422mm |
| Headtube length | — | — | — | — | — | — |
| Headtube angle | 71.2deg | 71.3deg | 72.2deg | 72.3deg | 72.3deg | 72.3deg |
| BB height | — | — | — | — | — | — |
| BB drop | 76mm | 76mm | 74mm | 74mm | 74mm | 74mm |
| Trail | 62mm | 62mm | 61mm | 61mm | 61mm | 61mm |
| Fork length | — | — | — | — | — | — |
| Fork offset | 56mm | 56mm | 50mm | 50mm | 50mm | 50mm |
| Front center | — | — | — | — | — | — |
| Chainstay length | 420mm | 420mm | 420mm | 423mm | 425mm | 425mm |
| Wheelbase | 999mm | 1013mm | 1014mm | 1029mm | 1047mm | 1069mm |
| Top tube | — | — | — | — | — | — |
| Standover height | 750mm | 767mm | 786mm | 802mm | 820mm | 847mm |
| Seat tube length | 450mm | 468mm | 483mm | 500mm | 523mm | 545mm |
| Seat tube angle | 74.5deg | 74deg | 74deg | 73.5deg | 73.5deg | 73.5deg |
Spec geometry
| Geometry | 49 | 52 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|
| Crank length | — | — | — | — | — | — |
| Stem length | — | — | — | — | — | — |
| Handlebar width | — | — | — | — | — | — |
| Handlebar reach | 80mm | 80mm | 80mm | 80mm | 80mm | 80mm |
| Handlebar drop | 120mm | 120mm | 120mm | 120mm | 120mm | 120mm |
| Saddle width | — | — | — | — | — | — |
| Dropper post travel | — | — | — | — | — | — |
| Seatpost offset | — | — | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
Frame
TeXtreme®, Toray®, Nippon Graphite® pitch-based carbon fiber frame
Suspension
Fork
OSTRO Wide Stance Fork
Brakes
Front brake
SRAM RED hydraulic disc brake
Rear brake
SRAM RED hydraulic disc brake
Front rotor
160mm
Rear rotor
160mm
Drivetrain
Shift levers
SRAM RED eTap AXS HRD electronic shift/brake levers
Rear derailleur
SRAM RED eTap AXS rear derailleur (1x)
Cassette
SRAM AXS 12-speed cassette, 10-46T
Chain
SRAM AXS 12-speed chain (Flattop)
Crankset
SRAM RED eTap AXS crank w/ power meter, 1x, 44T
Bottom bracket
CeramicSpeed T47A aluminium cups / CeramicSpeed bearings available (DUB / 24mm / Ultra-Torque compatible)
Cockpit
Stem
Black Inc Integrated Aero Barstem (integrated stem/bar), multiple stem lengths available
Handlebars
Black Inc Integrated Aero Barstem (Reach 80mm, Drop 120mm), multiple bar widths available
Seatpost
Seatpost, 0mm or 20mm setback available
Wheels & Tires
Front wheel
Black Inc THIRTY FOUR (700c wheelset)
Rear wheel
Black Inc THIRTY FOUR (700c wheelset)
Weight
Weight
950g