TaylorMade Qi4D Core Golf Driver Custom fj holdall especially when you need to especially when you need to flight shots or attack tight pins Prominent twin milled sight lines with an arrow shaped endpoint provide confident alignment at address giving players the option to utilize the arrow to point to the intended target or mark and align to the center of the leading edge The re engineered head profile increases ball speed thanks to improved aerodynamics developed through advanced simulations Utilising four Trajectory Adjustment System weights (9gx2 4gx2) provides the golfer our most mass efficient way to adjust flight and spin