CYMA 1500rd Hi-Cap Box Magazine For P90 Series AEG Rifles Airsoft BlackCYMA 1500rd Hi Cap Box Magazine For P90 Series AEG Rifles Airsoft Made out of ABS polymer and metal. Best replacement of standard magazine to complete your P90 AEG. Solid & Rigid Construction. This high capacity magazine utilizes the feeding mechanism of a hi capacity M4 M16 magazine (M4 M16 Magazine is not included). This box magazine will allow you to never use a P90 regular mag and give you room for a large type battery. Accommodate up to 9. 6V