CAAS Power Race 75%We developed these masts in 2011 at the initiative of a known European sails producer. SDM masts are mosty used in disciplines like slalom and race. Their advantage is high integral strenght and reflex speed. They are produced in lenghts 400. 430. 460. 490 as well as 520 and 550cm. They are available in 75 and 100% carbon content.