Outside and Inside Diameters: 42" and 20" respectively; 1.5 tall. Check out our other vintage hardware. The item "VINTAGE CAST IRON ARCHITECTURAL TREE GRATE SIDEWALK" is in sale since Friday, November 04, 2016.This item is in the category "Antiques\Architectural & Garden\Other Antique Architectural". The seller is "gavel-talk" and is located in Hellertown, Pennsylvania. This item can be shipped to United States.