The 30 round magazine is ideal for any sport, competitor or tactical shooters demanding superior strength, proven reliability and exceptional value.Features include; redesigned feed lip geometry to maximize strength and versatility, stripper clip guides for faster reloading, deep catch pocket for rock-solid stability, one of the industry's only true tool-less designs for easy cleaning, heat-treated stainless steel spring for extended storage periods.This mag is compatible with the following calibers: 223, 5.56x45mm, 300aac blackout, 458 socom, 50 beowulf and more.It is also compatible with the following rifles: ar-15, scar 16, iwi tavor, cz bren, beretta arx 100 and more.Caliber: Multi-CaliberCapacity: 30rdFinish: BlackModel: Series 2Material: PolymerType: DetachableModel Fit: AR-15Brand Fit: AR-15 PlatformCapacity: 30