
This drum replacement or spare magazine is compatible with your Glock G21, G30. It is constructed of DuPont Zytel polymer with injection molded mag follower and mag spring formed from chrome silicone wire. Made in the USA.
Attributes
40-round drum magazine
Fits the Glock® Model 21 and 30 .45 ACP
Drum housing constructed of a proprietary DuPont® Zytel™ based polymer
Magazine spring formed from heat treated stainless steel wire
Injection molded magazine follower
Over molded stamped steel feed lips and magazine catch
Made in USA