Magpul Original Equipment. Internal core unit for the MIAD, MOE Grip, and MOE Grip designed to hold two (2) CR123A lithium type batteries in a self contained waterproof unit.
Rubber cap is captured to the unit and can be opened with a push of the thumb.
Fits: MOE, Miad, & MOE Rear Grips
Type: Storage Core
Color: Black, FDE, OD Green
Made in U.S.A.