Bike-on-Bike
Default Config
Default Config
Insights
Somewhat upright stack and reach vs trend of progressive gravel bikes
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Geometry
Stack | 580mm | 584mm +4mm |
Reach | 402mm | 399mm -3mm |
Stack to Reach Ratio | 1.44:1 | 1.46:1 |
Seat Tube Length, C-T | 500mm | — |
Seat Tube Length, Unknown | — | 500mm |
Top Tube Length, Effective/Horizontal Unknown | — | 572mm |
Top Tube Slope | 10.5deg | 10.9deg +0.4deg |
Head Tube Angle | 72.3deg | 71.7deg -0.6deg |
Seat Tube Angle | 73.5deg | 73.5deg +0deg |
Head Tube Length | — | 150.6mm |
Bottom Bracket Drop | 74mm | 80mm +6mm |
Bottom Bracket Height | 277mm | 271mm -6mm |
Chainstay Length | 423mm | 426mm +3mm |
Chainstay Length Horizontal | 416.5mm | 418.4mm +1.9mm |
Front-Center | 617mm | 628.7mm +11.7mm |
Front-Center Horizontal | 612.5mm | 623.6mm +11.1mm |
Wheelbase | 1029mm | 1042mm +13mm |
Fork Offset/Rake | 50mm | 55mm +5mm |
Fork Length, Unknown | — | 397mm |
Trail | 59.5mm mid/neutral | 58.2mm -1.3mm mid/neutral |
Mechanical Trail | 56.7mm | 55.2mm -1.5mm |
Wheel Flop | 17.2mm | 17.3mm +0.1mm |
Standover Height | 802mm | — |
Tire to Pedal Spindle | 96mm 170 mm cranks | 107.7mm +11.7mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 107mm 170 mm cranks | 101mm -6mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 40mm | 40mm +0mm |
Tire Outer Diameter | 702mm | 702mm +0mm |
Bike Length with Tires | 1731mm | 1744mm +13mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | https://factorbikes.com/bikes/ostro-gravel | https://mondincecycle.com/product/2026-toray-t800-and-t1000-high-stiffness-storage-space-full-carbon-gravel-bike-frame-fm336 |
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