2022 Bridge Bike Works Surveyor Base 55
Build
700C/29 in × 38 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 568mm |
| Reach | 391mm |
| Stack to Reach Ratio | 1.45:1 |
| Seat Tube Length, C-T | 532.2mm |
| Top Tube Length, Effective/Horizontal Unknown | 548.5mm |
| Top Tube Slope | 8deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 145.3mm |
| Bottom Bracket Drop | 78mm |
| Bottom Bracket Height | 271mm |
| Chainstay Length | 417mm |
| Chainstay Length Horizontal | 409.6mm |
| Front-Center | 598.7mm |
| Front-Center Horizontal | 593.6mm |
| Wheelbase | 1003.3mm |
| Fork Offset/Rake | 45.9mm |
| Fork Length (Axle-To-Crown) | 382.5mm |
| Trail | 61.9mm mid/neutral |
| Mechanical Trail | 59.1mm |
| Wheel Flop | 17.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 79.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 101mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1701.3mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.bridgebikeworks.com/shop/p/surveyor-hand-built-carbon-frameset