The ingenious design of the Caldwell .22 LR AR-15 Mag Charger will change and dramatically speed up your ability to reload your AR-15 magazines. The 100-round ammo hopper quickly and automatically orients loose rounds of ammo and helps you load your magazine in seconds flat. Easy handheld operation combines with durable polycarbonate construction. This magazine loader from Caldwell is compatible with all popular AR-15 .22 LR magazines with load-assist compatibility, including Mossberg. Reloads your AR-15 magazines quickly and easily Works with AR-15 .22 LR magazines with load-assist compatibility Automatically orients loose rounds of ammo Durable polycarbonate construction 100-round ammo hopper