The Fort Knox 37L It features a deep concave

It features a deep concave in the nose which runs to a rolled vee out the tail and pinched 50/50 rails

The M-4 has a wider nose and tail

6+4/4 glass job

Area:   15

Al modified the bottom contours to create the MBM +

The Fort Knox 37L It features a deep concaveThe Fort Knox is the board Taylor rode during 2009 and 2010. Taylor describes this board as the fastest board I have ever ridden. The Fort Knox allows the surfer to hold a rail for a long time and do long arcing turns. This board is flat under your front foot, has straighter rocker out the back, and set within the vee are dual concaves. This keeps the water pressed between the fins, giving it an enormous amount of thrust out of turns. Think Taylor,