Portable Tractor	Pow-R-Trac III	Pow-R-Trac IV
Portable power permits one person to open and close sections by moving the tractor unit from section to section.	Standard Duty. Features dual soft-faced rubber wheels and direct drive.	Heavy Duty. Uses four chain-driven integral soft-faced rubber wheels.
Pfe	PF 1-4	Pendant Control
Economy Power, PFe, is one option for smaller MAXAM® units and is available on the first row on bleachers up to eight tiers.	Integral Power, MAXAM's® Powered Frame design applies force where needed - at the frames - and allows for better tracking over uneven floors. With five power options available, you buy only the power you need.	Pendant controls allow the operator to see the entire bank as it opens and closes - an important safety precaution. Control removes to prevent unauthorized use. Also recommended to reduce contractor wiring.