2021 MASH Alleycat AC-3 56cm

Build

700C/29 in × 30 mm

Insights

Somewhat aggressive stack and reach vs trend of track/fixed-gear bikes
Design deviates from other sizes of MASH Alleycat

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
542mm
Reach
415mm
Stack to Reach Ratio
1.31:1
Seat Tube Length, C-T
560mm
Seat Tube Length, C-C
520mm
Top Tube Length, Effective/Horizontal Center
560mm
Top Tube Slope
0.1deg
Head Tube Angle
75deg
Seat Tube Angle
75deg
Head Tube Length
145mm
Bottom Bracket Drop
54mm
Bottom Bracket Height
287mm
Chainstay Length
389mm
Chainstay Length Horizontal
385.2mm
Front-Center
579.3mm
Front-Center Horizontal
576.8mm
Wheelbase
962.1mm
Fork Offset/Rake
30mm
Fork Length, Unknown
368mm
Trail
60.3mm
mid/​neutral
Mechanical Trail
58.3mm
Wheel Flop
15.1mm
Standover Height
827mm
Tire to Pedal Spindle Distance
With 170 mm cranks
68.3mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
117mm

AC-3 Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
30mm
Tire Outer Diameter
682mm
Bike Length with Tires
1644.1mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Aluminum
Fork Material
Carbon/Composite
Brake Type
N/A
Features
Single-speed capable
Source:https://shop.mashsf.com/mash-ac-3-frameset-scopes.html