2021 Bombtrack Bicycle Company Audax Base XS
Build
650B/27.5 in × 47 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Bombtrack Bicycle Company Audax
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 534mm |
| Reach | 361mm |
| Stack to Reach Ratio | 1.48:1 |
| Seat Tube Length, C-T | 470mm |
| Top Tube Length, Effective/Horizontal Center | 504mm |
| Top Tube Slope | 9.5deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 271mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.5mm |
| Front-Center | 577mm |
| Front-Center Horizontal | 572.5mm |
| Wheelbase | 987mm |
| Fork Offset/Rake | 53mm |
| Fork Length (Axle-To-Crown) | 385mm |
| Trail | 57.5mm mid/neutral |
| Mechanical Trail | 54.6mm |
| Wheel Flop | 17.3mm |
| Standover Height | 746mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 73mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 106mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 47mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1665mm |
| Crank Length | 165mm |
| Handlebar Width | 400mm |
| Stem Length | 80mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 150 cm to 161 cm |
Source:https://bombtrack.com/2021-audax/