PETRAX premium aftermarket excavator bucket. Part reference 180639HD. HD configuration. For 18.6–22.0 metric-ton excavators. Width: 39 in. Rated capacity stated in catalog: 1.11 yd³. Listed weight: 1620 lbs. Suitable for different brands, including CAT (Caterpillar), Komatsu, Hitachi, Volvo, John Deere, Case, New Holland, Hyundai, Doosan/Develon, JCB and Sany, only with the matching machine size and mounting configuration. Fit is conditional on matching pin diameters, pin-centre spacing, mounting width or quick-coupler interface, and the machine’s permitted bucket weight and capacity. Machine tonnage alone does not guarantee fit.