Core Sound 20 Mark 3 Plans Core Sound 20 Mark 3 CS-20 Mk3 Specs:LOA………20′-0″ [6.1] mBEAM………6′-4 1/2” [1.99] mDRAFT………9" - 3'-11 3⁄16" [0.23 -1.2]m @ DWLSAIL... $250.00 Add to Cart