12-Inch Tri-Dolly adds mobility to heavy, bulky items in the basement, garage or patio. This dolly features tough 1-7/8 polyolefin wheels with steel bearings to add support to the frame. This item is part of our Move-It Home Series and has a 300-lb load rating.; ; Brand Name: Projex Collapsible: No Hand Truck Type: Appliance Product Type: Tri-DollyTrolley Load Capacity: 300 lb Width: 13 in. Height: 2.9 in. Depth: 2 in. Frame Material: Steel Package Quantity: 4 Pack Wheel Diameter: 2 in. Triangle Color: Black Length: 13 in. Material: Polyolefin Shape