2021 Poison Bikes Atropin Randonneur

	48	57	53	55	61	64
Stack	598mm	604mm	616mm	616mm	664mm	683mm
Reach	399mm	404mm	401mm	401mm	406mm	431mm
Stack to Reach Ratio	1.5:1	1.5:1	1.54:1	1.54:1	1.64:1	1.58:1
Seat Tube Length, C-T	480mm	570mm	530mm	550mm	610mm	640mm
Top Tube Length, Effective/Horizontal HT Top	582mm	600mm	590mm	590mm	610mm	640mm
Top Tube Length, Actual C-C	557.1mm	579mm	567.2mm	570mm	589mm	622mm
Top Tube Slope	14.5deg	5.9deg	11.1deg	9.1deg	7.9deg	6.4deg
Head Tube Angle	71.5deg	71.5deg	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	73deg	73deg	73deg	73deg	73deg	73.69deg
Head Tube Length	130mm	175mm	150mm	150mm	200mm	220mm
Bottom Bracket Drop	60mm	60mm	60mm	60mm	60mm	60mm
Bottom Bracket Height	291mm	291mm	291mm	291mm	291mm	291mm
Chainstay Length	462mm	462mm	462mm	462mm	462mm	462mm
Chainstay Length Horizontal	458.1mm	458.1mm	458.1mm	458.1mm	458.1mm	458.1mm
Front-Center	628.8mm	647.7mm	639.7mm	639.7mm	657.7mm	688.5mm
Front-Center Horizontal	625.9mm	644.9mm	636.9mm	636.9mm	654.9mm	685.9mm
Wheelbase	1084mm	1103mm	1095mm	1095mm	1113mm	1144mm
Fork Offset/Rake	44.5mm	55.9mm	47.3mm	47.3mm	44.4mm	44.1mm
Fork Length (Axle-To-Crown)	450mm	450mm	450mm	450mm	450mm	450mm
Trail	70.5mm high	58.6mm mid/neutral	67.6mm high	67.6mm high	70.6mm high	71mm high
Mechanical Trail	66.9mm	55.5mm	64.1mm	64.1mm	67mm	67.3mm
Wheel Flop	21.2mm	17.6mm	20.3mm	20.3mm	21.3mm	21.4mm
Tire to Pedal Spindle	107.8mm 170 mm cranks	126.7mm 170 mm cranks	118.7mm 170 mm cranks	118.7mm 170 mm cranks	136.7mm 170 mm cranks	167.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks

	48	57	53	55	61	64
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	40mm	40mm	40mm	40mm	40mm
Tire Width Max	50mm	50mm	50mm	50mm	50mm	50mm
Tire Outer Diameter	702mm	702mm	702mm	702mm	702mm	702mm
Bike Length with Tires	1786mm	1805mm	1797mm	1797mm	1815mm	1846mm

Published Sizing Recommendations

Height	165 cm to 178 cm	175 cm to 185 cm	180 cm to 187 cm	185 cm to 195 cm	190 cm to	195 cm to
PBH	75 cm to 85 cm	80 cm to 90 cm	83 cm to 92 cm	86 cm to 95 cm	91 cm to	97 cm to

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

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Source:https://www.poison-bikes.de/shopart/9921000266/Fahrraeder/Randonneur_Reise/Atropin-Alu/21-Atropin-IGH-Randonneur.html#vrg579