2020 Batch E-Bike Base 15"/Small

Build

650B/27.5 in × 45 mm

Insights

Very aggressive stack and reach vs trend of commuter bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
545mm
Reach
410mm
Stack to Reach Ratio
1.33:1
Seat Tube Length, C-T
381mm
Top Tube Length, Effective/Horizontal Center
573mm
Top Tube Slope
19.1deg
Head Tube Angle
71.5deg
Seat Tube Angle
73deg
Head Tube Length
105mm
Bottom Bracket Drop
65mm
Bottom Bracket Height
272mm
Chainstay Length
480mm
Chainstay Length Horizontal
475.6mm
Front-Center
611.9mm
Front-Center Horizontal
608.4mm
Wheelbase
1084mm
Fork Offset/Rake
35.9mm
Trail
74.9mm
high
Mechanical Trail
71.1mm
Wheel Flop
22.6mm
Standover Height
683mm
Tire to Pedal Spindle Distance
With 170 mm cranks
104.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
102mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
45mm
Tire Outer Diameter
674mm
Bike Length with Tires
1758mm
Crank Length
170mm
Stem Length
70mm
Stem Angle
6deg
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Aluminum
Fork Material
Aluminum
Brake Type
Disc
Features
E-bike

Published Sizing Recommendations

Height
4 ft 11 in
to
5 ft 6 in
Source:https://www.batchbicycles.com/ebike-geometry-chart