2 goldwood sound sg-m8 black metal steel mesh snap on grills; heavy duty de-burred steel grills; fits most 8" woofers; each comes with one mounting ring with 4 hole pattern and one snap on mesh grill; mounting hole pattern of 7.75" from center to center across; overall measurement of 8.375" round and .5" high; requires flat head screws that are not included; designed and engineered in the usa; use for speaker cabinet, home speaker and car speaker; this listing and price is for 2 grills
