The FGG-S Tactical Folding Foregrip enables an additional 'horizontal to vertical' grip option on your weapon, enhancing tactical versatility and performance. Advantages: Specifically designed not to interfere with handgun firing when in horizontal position Quickly transforms from a horizontal grip to a vertical grip Easy and fast adapt/removal mechanism Compatibility: 1913 MIL-STD picatinny rails Most handguns with underside accessory rail