KT FOIL Apex Ultra High Modulus Carbon MastApex Mast Ultra High Modulus Carbon The Apex introduces a truly discipline driven mast series built to elevate efficiency, stiffness, and control to the next level. Each size is independently engineered not simply scaled delivering up to 30% less drag than standard carbon constructions. Design Philosophy Unlike conventional mast lines, every Apex size (77, 85, 95 cm) features its own independent profile geometry, optimized for its specific discipline