ProMag RM30 Standard 30rd Detachable w/Roller Follower 5.56x45mm Fits AR-15 Black DuPont Zytel Polymer $16.14
ProMag DRMA18 Standard 40rd Drum 45 ACP Fits Hi-Point 4595TS Carbine Black DuPont Zytel Polymer $96.20
ProMag DRMA2 Standard 50rd Drum 308 Win/7.62x51mm NATO Fits Springfield M1A/M14 Black DuPont Zytel Polymer $98.53