HomeGround SupportThermal Vision DevicesThermal Sight IdentifierThermal Sight Identifier Categories: Ground Support, Thermal Vision Devices Product ID: 52542 DescriptionSpecifications Short Stroke Gas Piston Gas System (Rifle Length) 18.6″ Barrel Length ( Mid-Weight style, non-fluted) 1:8 Twist Rate Rifling Related products Add to WishlistRemove from Wishlist Add to Wishlist RPG-22 Antitank Rocket Grenade Add to WishlistRemove from Wishlist Add to Wishlist Mortar Systems 60 , 81 , 82 and 120 mm. Mortars Add to WishlistRemove from Wishlist Add to Wishlist ARMORED PERSONNELCARRIERS AND INFANTRY FIGHTING VEHICLES