BMX Roll Out Calculator в Android Market

BMX Roll Out Calculator (v. 3.0) Разработано BMXDev

BMX Roll Out Calculator calculates your bike's roll out based on your tires size and gearing.  Handy for pit side gear changing at any BMX event.

This version includes calculations on the following tire sizes:
20x1.75
20x1.5
20x1.375
20x1.125
24x1.75
24x1.50
24x1.375
24x1.125
20 1-1/8
20 1-3/8
24 1-1/8
24 1-3/8