THIS IS FOR QTY (4) HIGH QUALITY STEEL SPEAKER GRILLS FOR 12 INCH SUB/SPEAKER

FITS MOST 12 INCH SPEAKERS

INSIDE DIAMETER--- 11 INCHES

OUTSIDE DIAMETER--- 12 INCHES

HEIGHT--- 3/16

EACH GRILL COMES WITH MOUNTING TABS AND SCREWS

WE HAVE THESE IN ALL SIZES