6 Wheel Hoist Trolley with Rollers - Strut Trolley Assembly for Electric Hoist -
6 Wheel Hoist Trolley with Rollers - Strut Trolley Assembly for Electric Hoist - Fits 1-5/8" Wide and Taller Strut Channel - High Strength and Silent Operation. Included Components hoist trolley, unistrut rollers, unistrut trolley.