CALIBERS: .223/5.56x45mm, .300AAC Blackout, .458 SOCOM, .50 Beowulf and more RIFLES: AR-15s, SCAR 16, IWI Tavor, CZ Bren, Beretta ARX 100 and more CAPACITY: 10 Round internally limited magazine in a standard size body CONSTRUCTION: PolyHex2 Advanced Composite. Please note this 10rd magazine uses a standard size body, it is not a short magazine A Superior Grip is achieved with our Patented hexagon surface pattern. Our Anti Tilt Follower was designed to help stop residue particles from entering back into your rifle. Tool Free Design, no tools or bullet tips needed to disassemble and clean the inside of your AR-15 magazine. 5.56 x 45 / .223 Remington, 300AAC Blackout approved. 458 SOCOM and .50 Beowulf tested working by an independent manufacturer. Specifications Brand: Hexmag Manufacturer part #: HX1030-AR15S2-BLK Category: On Gun & Other Accessories › Magazines Shipping weight: 0.32 lb Country of origin: US Ships fast from GunCycle — free economy shipping on orders $99.99+.