This drum magazine from ProMag has a hybrid design body with a stamped steel upper section, over molded DuPont Zytel based polymer. It features an injection molded magazine follower and a spring formed from heat-treated chrome silicon wire.
Fits 9mm AR-15s with Glock magazines
Drum housing constructed of a proprietary DuPont Zytel based polymer
Magazine upper tower has full length steel internal insert, stamped and welded like the factory magazine
Injection molded magazine follower
Spring formed from heat treated chrome silicon wire
Disclaimer: This item is NOT marked "In Stock". We will contact you within 12-24 hours by email if your order is on backorder with our distributor and will take longer than the 5-7 business days it takes us to ship out. Please do not order if you need this item shipped immediately.