The 'PTK'- Ergonomic Pointing Grip conceptualizes within its design a unique combat proven instinctive shooting method incorporating natural pointing positioning for enhanced accuracy, speed and overall performance. Features: Provides natural grip positioning for point and shoot techniques Ergonomic design prevents fatigue and Increases long term accuracy Maintains natural body stance Allows versatile positioning for optimal comfort Made of a single piece of extremely durable polymer composite Provides an additional compartment for cleaning kit or spare battery Fits on all 1913 MIL-STD picatinny rails Can be used alongside the VTS for optimal support