The NEW Elite Force 140 round mid capacity M4/ M16 AEG magazines have answered the call of airsoft players who want larger ammo capacities in mid capacity style magazines. Unlike other cheap airsoft mid capacity magazines on the market, the Elite Force magazines actually live up to their stated ammo capacity. Crafted from high grade impact resistant polymer, these Elite Force magazines are also much more durable than many other airsoft AEG mid capacity magazines. With a powerful internal spring and a smooth follower, these Elite Force 140 round mid capacity magazines feed flawlessly in compatible airsoft AEGs. These Mid Capacity magazines are perfect for MilSim (military simulation) airsofters who want to carry additional magazines and not have to worry about winding.