Magpul PMAG 30 AR/M4 GEN M3 Window, 5.56

The next-generation PMAG 30 GEN M3 Window is a 30-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons that features transparent windows to allow rapid visual identification of approximate number of rounds remaining. Paint pen dot matrix panels on the bottom of the body to allow for identification marking and a ribbed gripping surface and aggressive front and rear texturing provides positive magazine handling.The GEN M3 Window features a long-life USGl-spec stainless steel spring, four-way anti-tilt follower and constant-curve internal geometry for reliable feeding, and simple tool-less disassembly to ease cleaning.While the GEN M3 is optimized for AR15/M4 platforms, modified internal and external geometry also permits operation with a range of additional weapons such as the HK(R)416/MR556A1/M27 IAR, British SA-80, FNSCARN MK 16/16S, and others.Made in the USA.