F.I.S.T Custom Bike Calculator

Input

Stack
Reach
Seat Angle
Head Tube Angle
Fork Offset
Fork Length
BB Drop
Chainstay
Rear Wheel
Headset Lower Stack
Wheel Size

Frame Measurements

BB Height
Trail
Eff. Top Tube Length
Head Tube Length
Wheelbase
Front Center
WARNING: Your front center is too short!

'; } if( ($front_center < 525) && ($wheel_size == 650) ){ echo '

WARNING: Your front center is too short!

'; } ?>
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