KWA AKR AEG 3 AK120c (30/120) Mid-Cap Magazine 3-Pack: BlackmaThese new mid cap magazines for the AKR Series AEGs have the ability to change capacity from 30 to 120, so you can move from a training scenario to CQB or Field airsofting! These mags work with the AKRs mechanical electrical cutoff, so when youre out of ammo, the gun will stop firing, indicating the need for a replacement mag! Combined with the kick that the Kinetic Feedback System gives with each shot, these mags help give you the most realistic