2021 Poison Bikes Atropin Randonneur 55
Build
700C/29 in × 40 mm
Stack and Reach vs. Category Trend
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Geometry
| Stack | 616mm |
| Reach | 401mm |
| Stack to Reach Ratio | 1.54:1 |
| Seat Tube Length, C-T | 550mm |
| Top Tube Length, Effective/Horizontal HT Top | 590mm |
| Top Tube Length, Actual C-C | 570mm |
| Top Tube Slope | 9.1deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 150mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 291mm |
| Chainstay Length | 462mm |
| Chainstay Length Horizontal | 458.1mm |
| Front-Center | 639.7mm |
| Front-Center Horizontal | 636.9mm |
| Wheelbase | 1095mm |
| Fork Offset/Rake | 47.3mm |
| Fork Length (Axle-To-Crown) | 450mm |
| Trail | 67.6mm high |
| Mechanical Trail | 64.1mm |
| Wheel Flop | 20.3mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 118.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 121mm |
Randonneur Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 702mm |
| Bike Length with Tires | 1797mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Unknown |
Published Sizing Recommendations
| Height | 185 cm to 195 cm |
| PBH | 86 cm to 95 cm |
Source:https://www.poison-bikes.de/shopart/9921000266/Fahrraeder/Randonneur_Reise/Atropin-Alu/21-Atropin-IGH-Randonneur.html#vrg579