BG 13 P - 8 Ohm BG 13 P 8 OHM BG 17 - 8 Ohm BG 17 8 OHM BG 20 - 8 Ohm BG 20 8 OHM BG 24064A YPLHNT BG 3123 E6327 BG 3123 H6327 BG 3123R E6327