Faster and longer than the original rocketballz driver. expansive 4,100 square-millimeter clubface gives the golfer substantially more face area. inverted cone technology milled into the inner side of the larger clubface expands the portion of the face that delivers high ball speed. improved aerodynamics reduces drag over the head to promote faster club head speed. thick-thin crown provides lower and more-forward cg location promoting faster ball speed, high launch and low spin. tailor-made loft-sleeve technology offers 7 standard and 5 upright loft options to add 1.5° to each of the available standard lofts: 9.5 (which can be adjusted up to 11° or down to 8°) 10.5 (which can be adjusted up to 12° or down to 9°) and hl 13 (which can be adjusted up to 14.5° or down to 11.5°). black clubface, non-glare white crown and new crown decal all promote easy alignment. ultra-light fujikura rocket fuel 50 graphite shaft (50 grams) promotes fast swing speed.