2023 Frog Bikes 78 Base

Category
Hybrid
Design
Flat Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Aluminum
Features
Rim brake

Geometry

78
Seat Tube Length, C-T
465mm
Top Tube Length, Effective/Horizontal Unknown
587mm
Head Tube Angle
71deg
Seat Tube Angle
74deg
Head Tube Length
170mm
Bottom Bracket Drop
26.5mm
Bottom Bracket Height
295mm
Chainstay Length
435mm
Chainstay Length Horizontal
434.2mm
Front-Center
654.3mm
Front-Center Horizontal
653.8mm
Wheelbase
1088mm
Trail
Mechanical Trail
Wheel Flop
Tire to Pedal Spindle
178.8mm
154 mm cranks
Pedal Spindle to Ground Clearance
141mm
154 mm cranks

Base Build

78
Wheel Size
26 in
559 mm BSD
Tire Width
42mm
Tire Outer Diameter
643mm
Bike Length with Tires
1731mm
Crank Length
154mm
Stem Length
60mm

Published Sizing Recommendations

PBH
72 cm
to
88 cm
Source:https://www.frogbikes.co.uk/Kids-Hybrid-Bikes-Frog-78