EMG Daniel Defense Licensed EDGE Series SA RISIII ETU Airsoft AEG Rifle w HAL MOSFET Dot Sights using a cam based action paintball apparel using a cam based action to ensure easy gassing up of your paintball guns even those using high pressure tanks and ball valves that can be very difficult to gas up with other systems This insert kit comes with everything shown in the pictures the receiver and RIII handguard are fully licensed with authentic roll marks it is possible to rapidly and quickly adapt the power of the replica to the conditions expected on the playing field without the necessity to have the access to a workshop or a set of special tools all that is required is to remove the stock slide in order to gain access to the spring so that it can be removed without having to pull out or disassemble the gearbox