Equipped with a 0.5 oz (15 g) steel backweight on the back of the head for high MOI inertia. In addition, the 0.5 oz (15 g) sliding weight system allows you to adjust the position of gravity in the left and right direction, allowing you to adjust the ballistic according to the individual player. In addition, the FCT Loft Sleeve is equipped with the perfect launch angle and ballistic to create highly reproductive shots.