6.5" Wakeboard Tower Speaker Can - Polished or Black Clamp Sizes: 1 1/4", 1 1/2", 1 5/8", 1 3/4", 1 7/8", 2", 2 1/4", 2 3/8", 2 1/2" Includes 2 x Polished or Black Speaker Cans, and 2 x Clamps 6061 Aluminum