Frame Geometry Measurement Diagram
Tallboy Alloy Geometry / Based on 505mm fork (measured from axle to crown).
  Medium Large X-Large
Top Tube 23.0" 24.0" 25.0"
Head Tube 3.9 3.9" 4.3"
Head Tube Angle 70.5° 70.5° 70.5°
Seat Tube 17.7" 19.5" 21.0"
Seat Tube Angle 73.0° 73.0° 73.0°
WheelBase 42.6 43.6" 44.7"
Chainstay 17.5" 17.5" 17.5"
BB Height 12.8" 12.8" 12.8"
Standover 29.2" 29.5" 30.2"
Headset Taper Taper Taper
BB Width TBA TBA TBA
Seat Post (diameter) 30.9mm 30.9mm 30.9mm