2021 Poison Bikes Atropin Randonneur 55

Build

700C/29 in × 40 mm

Insights

Somewhat aggressive stack and reach vs trend of touring bikes

Stack and Reach vs. Category Trend
View all sizes

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