2021 Mason Cycles InSearchOf 27.5 x 2.8" 54CM

Build

650B/27.5 in × 2.8 in

Insights

Somewhat upright stack and reach vs trend of off-road touring bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
633.1mm
Reach
384mm
Stack to Reach Ratio
1.65:1
Seat Tube Length, C-T
540mm
Seat Tube Length, C-C
490mm
Top Tube Length, Effective/Horizontal Center
567.6mm
Top Tube Length, Actual C-C
545.7mm
Top Tube Slope
15deg
Head Tube Angle
69deg
Seat Tube Angle
74deg
Head Tube Length
130mm
Bottom Bracket Drop
75mm
Bottom Bracket Height
288.1mm
Chainstay Length
445mm
Chainstay Length Horizontal
438.6mm
Front-Center
656mm
Front-Center Horizontal
651.6mm
Wheelbase
1090.2mm
Fork Offset/Rake
50mm
Fork Length (On-Axis)
483mm
Trail
85.8mm
very high
Mechanical Trail
80.1mm
Wheel Flop
28.7mm
Standover Height
845mm
Tire to Pedal Spindle Distance
With 170 mm cranks
122.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
118.1mm

27.5 x 2.8" Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.8in
Tire Outer Diameter
726.2mm
Bike Length with Tires
1816.4mm
Crank Length
170mm
Handlebar Width
460mm
Stem Length
90mm
Suspension Type
Rigid, suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Carbon/Composite
Brake Type
Disc

Published Sizing Recommendations

Height
180 cm
to
190 cm
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Source:https://masoncycles.cc/products/insearchof-frameset