2021 Bearclaw Bicycle Co. TōWMAK Base 52.5

Build

650B/27.5 in × 4.5 in

Insights

Somewhat upright stack and reach vs trend of rigid fatbike bikes
Bar type unusual for category
This: Drop Bar
Category: Flat Bar
vs rigid fatbike bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
602.9mm
Reach
387.9mm
Stack to Reach Ratio
1.55:1
Seat Tube Length, C-T
525mm
Top Tube Length, Actual C-C
560mm
Top Tube Slope
10.5deg
Head Tube Angle
69.5deg
Seat Tube Angle
73.5deg
Head Tube Length
120mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
336.3mm
Chainstay Length
450mm
Chainstay Length Horizontal
444.5mm
Front-Center
638.9mm
Front-Center Horizontal
635.1mm
Wheelbase
1079.6mm
Fork Offset/Rake
51mm
Fork Length (On-Axis)
468mm
Trail
97.5mm
very high
Mechanical Trail
91.3mm
Wheel Flop
32mm
Tire to Pedal Spindle Distance
With 170 mm cranks
62.6mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
166.3mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
4.5in
Tire Outer Diameter
812.6mm
Bike Length with Tires
1892.2mm
Crank Length
170mm
Handlebar Width
42cm
Stem Length
70mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Titanium
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
5 ft 5 in
to
5 ft 8 in
Source:https://bearclawbicycleco.com/towmak/