Generally, Power & Free carrier assemblies are mounted on two trolleys (front and rear) that run in the free track. In addition, an intermediate trolley is available for situations involving load loads.
Inverted trolleys are available in standard and heavy-duty models, with maximum load capacities of up to 750 lbs. per single trolley.
If you need a large quantity of this product, call us at 1-800-338-1382 for additional bulk discounts!