ENIGMA_I00% CARBON I00% pre-preg carbon booms. Built for wave, slalom and formula.The custom carbon manufacture of the ENIGMA booms has one main objective; to produce the best stiffness to weight ratio. Unique methods have been developed to enhance the manufacture with every boom built individually with the emphasis on technology, not mass production. ENIGMA Hardware transforms your entire rig; the ultimate combination of lightweight, stiffness, ergonomics and geometry. 25 mm diameter.