The Vevor manual trolley is a heavy-duty push beam trolley designed for lifting applications in factories, construction sites, warehouses, and similar work environments. Built from alloy steel, it supports up to 6600 lbs and features dual wheels for smooth travel on straight or curved I-beams and H-beams. Its adjustable width fits beam flanges from 2.5" to 7" using included washers for a secure fit. Added safety elements such as a hexagonal nut, collision bumper, and anti-drop wire pin help provide secure operation. The trolley is also designed for quick and straightforward installation.