From the depths of the inner sanctum comes the ultimate in High Performance technology; the Allianceâ„¢. The fusion of the best design processes along with extended research has created the most dynamic asymmetrical weight block in the all-new Pinnacleâ„¢ core. The quick revving, highly angular design ensures quick response to the oil up front and the friction down the lane. The surface surrounding this weapon is the all-new Armorâ„¢ pearl reactive. This unique blend of pearl reactive coverstock creates the perfect combination of hook from foul line to pin deck. So gather the troops and prepare to dominate the kingdom!