Make sure this fitsby entering your model number. V Steel Sole with Ultra Low CG. Mass from the heavy 80g V Steel sole has been redistrubed for enhanced forgivness while still improving turf interaction and versatility. ZATECH TI Twist Face. Ultra-strong titanium allows for incredibly fast ball speeds, engineered for unprecedented performance while Twist Face overcomes inherent golfer tendencies on miss-hits for straighter shots. Multi-Material construction. An ultralight carbon crown, titanium body and steel sole plate create a head design that combines low CG performance with high MOI forgiveness. Thru-Slot Speed Pocket. Thru-Slot Speed Pocket provides increased face flexibility, preservation of ball speed and distance, especially on low face strikes. Adjustable 2° Loft Sleeve. Provides adjustability and personalization to optimize trajectory and face angle.