HEXMAG Series 2 223 Rem-5.56 NATO 30rd Black AR-15 Magazine (HX30-AR15S2-BLK) .300 AAC Blackout, .458 SOCOM and .50 Beowulf.

HEXMAG Series 2 223 Rem-5.56 NATO 30rd Black AR-15 Magazine (HX30-AR15S2-BLK)Specifications and Features: Hexmag Series 2 AR-15 Magazine .223 Remington/5.56x45mm NATO/.300 AAC Blackout Other Compatible Calibers .458 SOCOM and .50 Beowulf (reduced capacity) 30 Round Magazine Body 30 Round Capacity PolyHex2 Advanced Composite Polymer Polymer Follower Stripper Clip Guides Tool-less design Heat Treated Stainless Steel Spring Made in the USA Manufacturer Lifetime Warranty Magazine Body Matte Black