Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Fairlight Cycles Secan
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Surly Bikes Midnight Special
Geometry
Stack | 538mm | 544mm +6mm |
Reach | 380mm | 379mm -1mm |
Stack to Reach Ratio | 1.42:1 | 1.44:1 |
Seat Tube Length, C-T | 490mm | — |
Seat Tube Length, C-TTT | — | 500mm |
Top Tube Length, Effective/Horizontal HT Top | 536mm | 540mm +4mm |
Top Tube Length, Actual C-C | — | 531mm |
Top Tube Slope | 7.4deg | 4.9deg -2.5deg |
Head Tube Angle | 70.5deg | 72deg +1.5deg |
Seat Tube Angle | 74deg | 73.5deg -0.5deg |
Head Tube Length | 100mm | 110mm +10mm |
Bottom Bracket Drop | 77mm | 65mm -12mm |
Bottom Bracket Height | 270.9mm | 274mm +3.1mm |
Chainstay Length | 430mm | 425mm -5mm |
Chainstay Length Horizontal | 423.1mm | 420mm -3.1mm |
Front-Center | 603mm | 590.6mm -12.4mm |
Front-Center Horizontal | 598mm | 587mm -11mm |
Wheelbase | 1021mm | 1007mm -14mm |
Fork Offset/Rake | 50mm | 50mm +0mm |
Fork Length (Axle-To-Crown) | 398mm | 400mm +2mm |
Trail | 70.2mm high | 57.6mm -12.6mm mid/neutral |
Mechanical Trail | 66.1mm | 54.8mm -11.3mm |
Wheel Flop | 22.1mm | 16.9mm -5.2mm |
Standover Height | — | 778mm |
Tire to Pedal Spindle | 85.1mm 170 mm cranks | 81.6mm -3.5mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 100.9mm 170 mm cranks | 104mm +3.1mm 170 mm cranks |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 2.2in | 47mm -8.9mm |
Tire Outer Diameter | 695.8mm | 678mm -17.8mm |
Bike Length with Tires | 1716.8mm | 1685mm -31.8mm |
Crank Length | 170mm | 170mm +0mm |
Handlebar Width | — | 400mm |
Stem Length | — | 80mm |
Stem Angle | — | 6deg |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Steel | Steel |
| Fork Material | Carbon/Composite | Steel |
| Brake Type | Disc | Disc |
Meta
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| Source | Fairlight Cycles | https://surlybikes.com/bikes/midnight_special |
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