Features:OOTDTY Cast iron is especially composed of iron, carbon and silicon alloy composition, with high strength, good toughness, and machinability.Casting the primary color, the surface frosted, anti-rust threaded alignment, chassis formation.Can be made bookshelves, drying racks, put objects, unfashionable lighting, and different crafts.Product Usage: floral, lamps, shelves, putting racks, industrial supplies, and so onSpecifications:Name: FlangeType: Axial TypeColor: BlackMaterial: Cast IronConnection Type: ScrewSize: 3/4"Inner Diameter: 25mm/0.98"Outer Diameter: 70mm/2.76"Quantity: 1 PcNote:1. 1cm=10mm=0.39inch2. Please allow 0-1cm error thanks to handbook measurement. pls make sure you don't mind before you bid.3. Due to the variation between diversified monitors, the picture won't mirror the actual color of the item. Thank you!No Retail PackagePackage Contents:1 x Flange