Built using Q235 heavy-duty steel, this sliding frame can handle a weight capacity of up to 4000lbs. This makes it ideal for daily tasks such as loading haystacks, forking, and unloading in industrial farm work. The frame is designed to securely and quickmaterial:Q235 steel, dimension:46.85 x 35.43 x7.28 inches, frame length:45.47", overall hight of frame:34.52", color:Black, weight:123.46lbs, weight capacity:4000lbs