Style 4187 Ratchet mount Versatile four-way ratchet design for deck or side mounting. Quick-action handle makes operation easy. Bolt holes: 5/16in dia., 3in x 1 in on center Standard 1in-14 thread.(male) 9/32in hole for cable feed-through Stainless Steel
Standard Horizon Wireless Remote Access Microphone RAM4W f/GX6000 & GX6500