2026 Bearclaw Bicycle Co. TōWMAK Base 51

Build

700C/29 in × 3.25 in

Insights

Average stack and reach vs trend of rigid fatbike bikes
Design deviates from other sizes of Bearclaw Bicycle Co. TōWMAK
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
591mm
Reach
380mm
Stack to Reach Ratio
1.56:1
Seat Tube Length, Unknown
510mm
Top Tube Length, Actual C-C
550mm
Top Tube Slope
11deg
Head Tube Angle
69deg
Seat Tube Angle
74deg
Head Tube Length
110mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
323.6mm
Chainstay Length
450mm
Chainstay Length Horizontal
444.5mm
Front-Center
639mm
Front-Center Horizontal
624.5mm
Wheelbase
1069mm
Fork Offset/Rake
51mm
Fork Length (On-Axis)
468mm
Trail
96.4mm
very high
Mechanical Trail
90mm
Wheel Flop
32.3mm
Tire to Pedal Spindle Distance
With 170 mm cranks
75.5mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
153.6mm

Base Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
3.25in
Tire Outer Diameter
787.1mm
Bike Length with Tires
1856.1mm
Suspension Type
Rigid, suspension corrected
Bar Type
Drop Bar
Frame Material
Titanium
Fork Material
Titanium
Brake Type
Rim

Published Sizing Recommendations

Height
5 ft 4 in
to
5 ft 7 in