TaylorMade M4 iron set, 5-PW plus SW (7 pieces). The M4 is a game improvement cavity back iron with a carbon-fiber-covered cavity. It combines RIBCOR, a Speed Pocket and Face Slots to increase face flex for ball speed, and a 360° Undercut that places more weight low in the head.
Shaft: TaylorMade REAX Steel 90, Regular flex on the 5-PW. The SW has a Stiff flex shaft.
