Hexmag Carbon Fiber AR-15/M4 Rifle Magazine - 30 Rounds - The HEXMAG 30 round magazine is ideal for any sport, competitor or tactical shooter, demanding superior strength, proven reliability and exceptional value. Featuring the proprietary Carbon Fiber Composite, and Patented HEXTURE design for better grip. Other Series 2 features include redesigned feed lip geometry to maximize strength and versatility, stripper clip guides for faster reloading, deep catch pocket for rock-solid stability and a heat-treated stainless-steel spring for extended storage periods. The Standard 30 round body looks natural in your rifle and is compatible with most Modern Sporting Rifle platforms and magazine pouches. Magazine capacity is regulated by HEXMAG's patented True Riser System inside of a standard sized body, designed to meet strict compliance regulations in specific regions of the United States. Features CALIBERS: 5.56 X 45 NATO, 223 REMINGTON, 300 AAC BLACKOUT RIFLES: AR15 / M4 and other MSR Compatible Rifle Systems CAPACITY: 30 CONSTRUCTION: Carbon Fiber Composite Made in the U.S.A. LIFETIME GUARANTEE STANDARD MAGAZINE IS BLACK BODY WITH RED FOLLOWER