Antique Vintage Cast Iron 20" Hand Crank Hand wheel / Flywheel off of a F. Wilson corn / grain grinder Industrial art steampunk decor it is probably from the late 1800's to early 1900's it is in good condition the bore is tapered and measures around .830 inches handle side to .845 inches 

Handwheel measures approx. 20 inches dia. x 3/4" wide
 
[Please Look at all the pictures they are part of the description]
 
                                               [B1-F1-AV]