The PTK VTS Combo is a unique combination of a pointing foregrip for ideal posture with an additional thumb lock for secure grip and increased handling. Features: Provides natural grip positioning for point and shoot techniques Ergonomic design prevents fatigue and Increase long term accuracy Unique pointing grip and thumb lock combination for secure grip Improves weapon handling and maneuverability Maintains natural body stance Allows versatile positioning for optimal user compatibility Made of a single piece of extremely durable polymer composite Provides an additional compartment for cleaning kit or spare battery