Magpul

Magpul Industries, Magazine, M3, 300 Blackout, 30 Rounds, Fits AR Rifles, Optimized Internal Geometry For 300BLK Bullets, Distinct Exterior Rib Design To Mitigate Crossloading, Black Dedicated magazine for rifles chambered in 300 BLK that supports the differing geometries found in that caliber Designed with visual & tactile differences from other PMAGs to prevent dangerous cross loading issues Next-generation impact and crush-resistant polymer Aggressive front and rear texture Easily removable slim floor plate