Fabricate and mold base from fiberglass cloth, spec mil-c-9084, type viiiresin, spec mil-r-9300; fabrication process will include a.019-.022 inches, gelcoat, color white, prior to lay up, base is 26.58 inches long; 18.12 inches wide; one side has cutout 6.400 inches wideand 7.250 inches long