Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of OPEN Cycle U.P.
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Geometry
Stack | 545mm | 535mm -10mm |
Reach | 368mm | 375mm +7mm |
Stack to Reach Ratio | 1.48:1 | 1.43:1 |
Seat Tube Length, C-T | 449mm | — |
Seat Tube Length, Unknown | — | 440mm |
Top Tube Length, Effective/Horizontal HT Top | 525mm | — |
Top Tube Length, Effective/Horizontal Unknown | — | 529mm |
Top Tube Slope | 13deg | 12.7deg -0.3deg |
Head Tube Angle | 71.5deg | 71deg -0.5deg |
Seat Tube Angle | 73.5deg | 73.9deg +0.4deg |
Head Tube Length | — | 102mm |
Bottom Bracket Drop | 77mm | 80mm +3mm |
Bottom Bracket Height | 279mm | 271mm -8mm |
Chainstay Length | 425mm | 426mm +1mm |
Chainstay Length Horizontal | 418mm | 418.4mm +0.4mm |
Front-Center | 590mm | 595mm +5mm |
Front-Center Horizontal | 585mm | 589.6mm +4.6mm |
Wheelbase | 1003mm | 1008mm +5mm |
Fork Offset/Rake | 50mm | 55mm +5mm |
Fork Length, Unknown | — | 397mm |
Trail | 66.4mm high | 62.7mm -3.7mm mid/neutral |
Mechanical Trail | 63mm | 59.3mm -3.7mm |
Wheel Flop | 20mm | 19.3mm -0.7mm |
Standover Height | 745mm | — |
Tire to Pedal Spindle | 64mm 170 mm cranks | 74mm +10mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 109mm 170 mm cranks | 101mm -8mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 45mm | 40mm -5mm |
Tire Outer Diameter | 712mm | 702mm -10mm |
Bike Length with Tires | 1715mm | 1710mm -5mm |
| 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://opencycle.com/upper-20 | https://mondincecycle.com/product/2026-toray-t800-and-t1000-high-stiffness-storage-space-full-carbon-gravel-bike-frame-fm336 |
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