Please refer to the photos for the measurements***It is 5.5" at the widest point and the ornate Chain Measures about 15" long.  (if a longer chain is needed, please let me know). Offered this Vintage cast spelter metal with gold  finish and great patina ceiling cap canopy with mounting hardware part set  - a great part to use to hang your lamp or chandelier; the Canopy is a cast spelter metal with very intricate ornate relief detailed casting;  Good condition, all intact - as shown - ready to use. Please see photos, they are part of description; the sale is for one set. I do have matching  canopy sets listed here - in case  you need more than one set  I also have more canopies  listed separately on my other auctions- so please check if interested in other designs or styles;