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.
Next-generation impact and crush resistant polymer construction
Modified dimensions allow for wider compatibility with non Colt-spec ‘STANAG 4179' platforms
Constant-curve internal geometry for smooth feeding