New Project XHZRDUS Smoke Blue RDX Shaft For PXG Fairway Woods. Choose Flex, Grip & Length. Players are always chasing that perfect balance of feel and stability from a golf shaft. With a unique bend profile that strategically changes per flex for player optimization, and the use of Hexcel’s HexTow® carbon fibers, Smoke Blue RDX is a shaft that ticks all these boxes.