This one shoots out balls when you fill them in

The new feature of a 2-axis curved surface and rounded outline ensures a more anatomical fit

The case is IPX7 waterproof and has an EPDM rubber membrane which provides water resistance

This reflects the price of a real one certainly

If you have other magazines than M4 then Airtech Studios made a universal speedloader adapterm which can be bought here: https://handelshusetaulum

Maple Leaf Super Hop-Up Gummi, KSC/KWA, 70° clayplay This one shoots out ballsHop up rubber with sealing grooves that seal more tightly in the hop up and increase the effect. Special Geometric pressure surface provides better hopup and increases precision. Fits KSC M4A1 KWA Magpul LM4 With 2012 Hopup chamber. This hopup rubber is made for KWA GBBs that shoot over 100 m s. NOTE: Due to the geometric hopup point, this hopup rubber is best suited for inner barrels with open hopup chambers.