square ring, welded, made of 5mm thick steel - nickel-plated - 50mm outlet - 1 piece square ring, welded, made of 5mm thick steel - nickel-plated - 50mm outlet - 1 piece Product detailsManufacturer Product details Square ring, welded made of steel, nickel-plated Inner diameter: 52mm, height: 40mm, 5mm thick steel The price is valid for 1 square ring. Manufacturer