Rentals of machine guns are available, but only two slots were left as of this writing. Events include classes and airplane and military vehicle displays and fireworks.
Admission for spectators is $25 including parking and camping. You can find directions on their web site. You can get more information by calling 602-327-7933.
The next event will be in October.
You can get a $5 off coupon at Flagstaff Military Surplus.