... Jack Nut Ductile iron jack base nuts Material: Ductile Iron Surface: Galvanized Colour: Yellow Name: Base Jack NutKeywords: Scaffolding nut Scaffolding Accessories Base jack nut Ductile iron jack ... , Climbing cone, Scaffold top cup, Prop nut, Prop sleeve, Base jack nut, Scaffold coupler, Ledger end, Brace end, Waller plate and ...