Here is a JBL MA15 Speaker Mounting Kit for 8" to 18" Speakers. This kit will work for one (1) 8"to 18" speaker. Included in the kit are: NEW JBL OEM (Original Equipment Manufacturer) cast speaker clamps (4 pieces) 1/4" by 20 by 1and1/2" CORRECT PHILLIPS HEAD SCREWS (4 pieces) 1/4" by 20 four prong "T" Nuts (4 pieces) 1/2" neoprene gasket material (4 pieces 15" long) enough for one (1) 18" speaker. Installation instructions included |