2027 Polygon Strattos Jr Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake
Very upright stack and reachvs category

Geometry

All size
Stack
489mm
Reach
325mm
Stack to Reach Ratio
1.5:1
Seat Tube Length, C-T
340mm
Top Tube Length, Effective/Horizontal HT Top
456mm
Top Tube Slope
21.3deg
Head Tube Angle
70.5deg
Seat Tube Angle
75deg
Head Tube Length
85mm
Bottom Bracket Drop
76.5mm
Bottom Bracket Height
245.5mm
Chainstay Length
415mm
Chainstay Length Horizontal
407.9mm
Front-Center
522.7mm
Front-Center Horizontal
517.1mm
Wheelbase
925mm
Fork Offset/Rake
43.4mm
Trail
68mm
high
Mechanical Trail
64.1mm
Wheel Flop
21.4mm
Standover Height
628mm
Tire to Pedal Spindle
30.7mm
170 mm cranks
Pedal Spindle to Ground Clearance
75.5mm
170 mm cranks

Base Build

All size
Wheel Size
650B/27.5 in
584 mm BSD
Tire Width
30mm
Tire Outer Diameter
644mm
Bike Length with Tires
1569mm

Published Sizing Recommendations

Height
143 cm
to
153 cm

Stack and Reach vs. Category Trend

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.

Learn more about the Upright/Aggressive Scale
Category Trend
Endurance Road