MK Miller and Kreisel 12" Speaker Foam Surround Repair Kit - M&K 12 Inch Fits Miller and Kreisel M & K Goliath, Goliath II, MK-3B, MK3B, MKM2A (12903), MKM2 (12838), MKMX90-16X2R (12999, 8 OHM), MKMX90-16X2R (12999, 16 OHM), MKM2C-16X2R (12988), MKVB-2, MX350-4TV-2 (P/N 17022), MX5000M2 (S30F77), S30F77, VOLKSWOOFER, MX-80, MX80, MX-90, MX90, MX-350 (4TV-2) (17022), MX350, MX-2000, MX2000, MX-5000, MX5000, V-1B, V1B, V-2B, V2B, V-3B, V3B, 1215 and others that match the measurements Same surrounds that professional reconers use; not cheap Chinese imitations! Complete 2 speaker foam surround installation kit - 12 inch Easy to follow step-by-step installation instructions and videos FREE phone support at 1-800-397-9575 and FREE shipping within the U.S.