Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Very upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Black Mountain Cycles Monster Cross Disc
Geometry
Stack | 599mm | 629mm +30mm |
Reach | 395mm | 382mm -13mm |
Stack to Reach Ratio | 1.52:1 | 1.65:1 |
Seat Tube Length, C-T | 574mm | 530mm -44mm |
Seat Tube Length, C-C | 529mm | — |
Top Tube Length, Effective/Horizontal Center | 580mm | 575mm -5mm |
Top Tube Length, Actual C-C | 569mm | — |
Top Tube Slope | 4.3deg | 12.8deg +8.5deg |
Head Tube Angle | 71deg | 72deg +1deg |
Seat Tube Angle | 73deg | 73deg +0deg |
Head Tube Length | 177mm | 180mm +3mm |
Bottom Bracket Drop | 64mm | 70mm +6mm |
Bottom Bracket Height | 286.4mm | 269mm -17.4mm |
Chainstay Length | 425mm | 438mm +13mm |
Chainstay Length Max | — | 438mm |
Chainstay Length Horizontal | 420.2mm | 432.4mm +12.2mm |
Chainstay Length Horizontal Max | — | 432.4mm |
Front-Center | 626.1mm | 620.2mm -5.9mm |
Front-Center Horizontal | 622.9mm | 616.2mm -6.7mm |
Wheelbase | 1043mm | 1048.6mm +5.6mm |
Wheelbase Max | — | 1048.6mm |
Fork Offset/Rake | 48mm | 50mm +2mm |
Fork Length (On-Axis) | — | 410mm |
Trail | 69.9mm high | 57.6mm -12.3mm mid/neutral |
Mechanical Trail | 66.1mm | 54.8mm -11.3mm |
Wheel Flop | 21.5mm | 16.9mm -4.6mm |
Standover Height | 832mm | 828mm -4mm |
Tire to Pedal Spindle | 105.7mm 170 mm cranks | 111.2mm +5.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 116.4mm 170 mm cranks | 99mm -17.4mm 170 mm cranks |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 2.3in | 47mm -11.4mm |
Tire Outer Diameter | 700.8mm | 678mm -22.8mm |
Bike Length with Tires | 1743.8mm | 1726.6mm -17.2mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Steel | Steel |
| Fork Material | Steel | Steel |
| Brake Type | Disc | Disc |
Meta
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| Source | https://crustbikes.com/products/bombora/ | http://blackmtncycles.com/tech-info/mcd-road-frame-geometry/ |
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