33 SERIES EXCAVATOR BUCKET MACHINE CLASS FOR MOST 33,000 TO 40,000 LB MACHINES WIDTHS 48",42',36",30",24",20" AR400 STEEL FOR SIDE CUTTERS, CUTTING EDGE, WEAR PAD, WEAR STRIPS SIDE WEAR PLATES AND D - RING SHELL MATERIAL A - 572-50 SIDE CUTTERS 3/4' CUTTING EDGE 1 1/2" SIDES 3/8" SIDE WEAR PLATES 3/8" WEAR PAD AND STRAPS 5/8' SHELL 3/8" BUCKET EARS 1 1/4"