Magpul Industries Grip Core Accessory Storage Core AA/AAA MIAD Grip MAG056-BLK
Features:Internal core unit for the MIAD as well as the MOE Grips designed to hold two (2) AA type batteries in a self contained waterproof unit.Included internal spacer provides rattle free storage of either (2) AAA or (2) N size batteries (commonly used for EOTech sights).Rubber cap has two sides with marking to identify "spent" batteries and can be opened with a push of the thumb.