Reliable Hardware Company RH-4002-6.5-2-A White Universal Surface Mount 6-1/2" Speaker Covers, Pair 2 Speaker Grills + 2 Mounting Rings Fits a speaker with a maximum outer diameter of 6-5/8'' Overall outer diameter 6-13/16'' Note:Fits Holes 5-1/2" Diameter or Less Mounting Screws and Instructions included.