Overview Reviews Product Description Magpul PMAG M3 Magazine AR-15 223 Remington, 5.56x45mm, 300 AAC Blackout Color: Black Material:Polymer Capacity: 30 Round Product Videos Custom Field Product Reviews Write a Review Write a Review × Magpul Magpul PMAG M3 Magazine 30-Round AR-15 223 Remington, 5.56x45mm, 300 AAC Blackout Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *