2022 Bridge Bike Works Surveyor Base 51
Build
700C/29 in × 38 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Bridge Bike Works Surveyor
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 510mm |
| Reach | 376mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, C-T | 459.4mm |
| Top Tube Length, Effective/Horizontal Unknown | 512.7mm |
| Top Tube Slope | 10deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 90.1mm |
| Bottom Bracket Drop | 80mm |
| Bottom Bracket Height | 269mm |
| Chainstay Length | 417mm |
| Chainstay Length Horizontal | 409.3mm |
| Front-Center | 585.7mm |
| Front-Center Horizontal | 580.2mm |
| Wheelbase | 989.5mm |
| Fork Offset/Rake | 53.1mm |
| Fork Length (Axle-To-Crown) | 382.5mm |
| Trail | 64mm mid/neutral |
| Mechanical Trail | 60.5mm |
| Wheel Flop | 19.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 66.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 99mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 38mm |
| Tire Outer Diameter | 698mm |
| Bike Length with Tires | 1687.5mm |
| 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