HEXMAG Shorty 10/20 AR-15 .223/5.56 10-Round Magazine Gray The HEXMAG Shorty 10/20 is a 10-round polymer magazine specified for AR-pattern rifles in .223 Remington/5.56 NATO. This version is gray, with the Shorty identity distinguishing the product configuration. The actual stated capacity is 10 rounds. The 10/20 product designation should not be read as a 20-round capacity claim. Match the AR-pattern rifle fit, cartridge requirements and 10-round capacity when selecting this magazine. Polymer describes the body material, and the color identifies the exact version. Key Features 10-round capacity: The functional capacity. Shorty 10/20 identity: The named magazine configuration. Polymer construction: The body material. AR-pattern fit: For the .223 Remington/5.56 NATO platform. Color option: Gray. Specifications Brand: HEXMAG Model: Shorty 10/20 Product: Magazine Platform: AR-pattern rifles Cartridges: .223 Remington/5.56 NATO Capacity: 10 rounds Material: Polymer Color: Gray Shop the HEXMAG Shorty 10rd AR-15 Magazine Gray at BattleHawk Armory.