MP5 560 rds Dual Magazine for Airsoft Marui Standard AEG MP5K MK5 MP5A3 MP5A4 MP5A5 (Long) C37 [For Airsoft Only] This Hi-Cap Magazine is a direct replacement of the Standard one 560 Rounds of loading capacity are enough for most competition & skirmish airsoft game Suitable for MP5 series Airsoft Electric Gun AEG Rifle Magazine (C.37 Black) (Not fit on G&G or ICS MP5 AEG) Suitable for 6mm Plastic Bullet only Compatible with most MP5 Series of Airsoft AEG : Tokyo Marui, Classic Army, Cyma (Not fit on G&G or ICS MP5 AEG)