2017 Basso Bikes Astra Base 51
Build
700C/29 in × 28 mm
Insights
Somewhat aggressive stack and reach vs trend of endurance road bikes
Design deviates from other sizes of Basso Bikes Astra
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 541mm |
| Reach | 380mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 510mm |
| Top Tube Length, Effective/Horizontal Center | 525mm |
| Top Tube Slope | 5.4deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 138mm |
| Chainstay Length | 400mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | — |
| Pedal Spindle to Ground Clearance With 170 mm cranks | — |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Rim |
Source:https://geometrygeeks.bike/bike/basso-astra-2017/