2-Rope Squarenose Mud Buckets Application: Hawco 2-rope squarenose mud buckets are designed to effectively handle a relatively large volume of soft overburden or silt type material in rivers or harbor bottoms. Buckets are equipped with suction bars on scoop bottoms so as to minimize pull on crane when hoisting bucket out of material. Sizes: 5 to 50 cubic yards Standard Features: All alloy steel construction. Pins and bushings made of heat treated 4140 and 4150 alloy stock. All pins and bushings are lubricated through recessed grease fittings. Sheaves are cast of alloy steel and fitted with 9C aluminum bronze bushings Oversized guide rollers for less cable wear. Lip material is T-1 alloy. Scoop reinforcing bars on bowls for prolonged life Double rib support on bowl arms for additional strength Recessed center shaft to protect from external contact. Suction bars on scoop bottoms Options: Stainless steel overlaid pins and manganese alloy bushings (not applicable to sheaves Environmental "lap" type lip seal Environmental rubber lip seal