FEATURES-Load AR magazines in just seconds-Accepts 50 rounds of .223, 5.56 or .204 loaded ammo-Instant transfer system from ammo box directly to Mag Charger-Loads 5 rounds per “stroke” with auto advance-Compatible with all AR platform mags both mil spec and molded plastic-Durable Polycarbonate construction 3 Easy Steps: 1. Dump 50 rounds of ammo 2. Insert any size magazine 3. Rapidly operate plunger, loading 5 rounds per stroke PRODUCT SPECIFICATIONS: Dimension     4.85 X 11.40 X 12.85 Height     4.8500 Width     11.4000 Length     12.8500 TYPE/COLOR     MAGAZINE LOADER SIZE/FINISH     FITS ALL .223/5.56 AR-15 MAGS MATERIAL     POLYMER AR-15 ACCESSORY     Y OTHER FEATURES:     ACCEPTS 50 ROUNDS OF .223/5.56      AMMO.