CATERPILLAR 147-4010 Booms, Description: All Of The Pin Holes On This Boom Appear To Be In Good Shape And No Cracks Have Been Found. This Is A Mass Excavation Boom. Mass Excavation Weight: 11,200 Lbs. Dimensions Fo Shipping: 8 1/2 Feet High, 4 Feet Wide, 23 Feet Long, To Fit Make: CATERPILLAR, Make: CATERPILLAR, To Fit Model: 365BL, Model: 147-4010