CATERPILLAR 322BL Booms, Description: All Of The Pin Holes On This Boom Appear To Be In Good Shape. There Are No Cracks Or Repairs. The Diameter Of The Pin Hole Where This Boom Pins To The Machine Is 4 Inches. The Width Of This Boom Where It Pins To The Machine Is 29 Inches. Weight: 3600 Lbs. Dimensions For Shipping: 5 1/2 Feet High, 3 Feet Wide, 20 Feet Long, To Fit Make: CATERPILLAR, Make: CATERPILLAR, To Fit Model: 322BL, Model: 322BL, Weight: 3600