2019 Author Airline Base 20"
Build
700C/29 in × 47 mm
Insights
Very aggressive stack and reach vs trend of off-road touring bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 625mm |
| Reach | 415mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, C-T | 508mm |
| Top Tube Length, Effective/Horizontal Unknown | 600mm |
| Top Tube Length, Actual C-C | 574mm |
| Top Tube Slope | 13.9deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 298mm |
| Chainstay Length | 450mm |
| Chainstay Length Horizontal | 446mm |
| Front-Center | 653.8mm |
| Front-Center Horizontal | 651mm |
| Wheelbase | 1097mm |
| Fork Offset/Rake | 44mm |
| Fork Length, Unknown | 490mm |
| Trail | 76.7mm high |
| Mechanical Trail | 72.6mm |
| Wheel Flop | 23.6mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 125.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 128mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 47mm |
| Tire Outer Diameter | 716mm |
| Bike Length with Tires | 1813mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 175 cm to 188 cm |
Source:https://pl.author.eu/crossowe/rowery/author-airline-2019-ua42910001-6404#!geometrie-modelu