BikesFactorOstro Gravel

Factor Ostro Gravel geometry

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178 cm · 5 ft 10 in
auto85 cm · 33.5 in
Size 54

Render Align 50%

Geometry

Size52545658
Stack mm540556574593
Reach mm384391398405
Head tube angle °71.572.072.2572.5
Seat tube angle °73.873.573.273.0
Head tube length mm118134152172
Seat tube mm465490520550
Chainstay mm415415415415
BB drop mm72727272
Fork rake mm50505050
Stack to reach1.411.421.441.46
Effective top tube mmi541556571586
Wheelbase mmi1002101010201030
Size54key specs
Stack-to-reach (size 54)1.42
More aggressive (lower and longer) than 90% of gravel frames in the database at comparable sizes.

Closest geometry matches (size 54)

Matched by stack, reach and head tube angle.

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Nearest size to the Ostro Gravel 54.

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Factor geometry chart · Frame stack and reach to the head tube top · Size finder assumes a 100mm stem on 20mm spacers · Report an error