How many metal mid-cap magazines must you manifest to make for a magnificent day on the airsoft field? Well, TEN (yes, 10!) ought to you do you just right. Some might find it all too convenient then that we offer such an option to anyone looking to stock up on 95-round, metal mid-cap magazines for their HK UMP AEG. Pick up a 10-pack for your HK UMP and let empty magazines be the least of your worries on the field.