DIE-CAST ALUMINUM MATERIAL; POWDER COATED FINISH; GRAY COLOR; 2-3/4 INCH; 4-1/2 INCH; 2 INCH; 3/4 INCH HUB SIZE; 5 HUB(S); 2 GANG(S); UL, CSA C22.2 APPROVAL; SURFACE MOUNTING; 31 CUBIC INCH CAPACITY; LUG MOUNTING HARDWARE