Magpul Industries magazine PMAG D-50 GL9-PCC 9mm 50 round drum that fits glock pattern pistol caliber carbines black. This does NOT fit glock OEM pistols. Lightweight but incredibly strong the PMAG D-50 is a highly reliable 9mm 50-round drum magazine. Robust stainless steel internal withstand corrosion and long term loaded storage with no loss of function. Simple disassembly for cleaning and easy re-assembly.