The Magpul MIAD (MIssion ADaptable) GEN 1.1 Grip is an upgraded replacement grip for the standard AR-15/AR-10 pistol grip. Designed to improve ergonomics with interchangeable front and rear straps for a personalized fit to the shooters hand. Features include aggressive texturing for improved weapon control, and a waterproof storage core that is compatible with all Magpul grip cores for gear stowage. This update version of original MIAD has improved strap retention and also comes standard with the newest grip core that holds an included 1/2 oz. gun lubrication bottle. Two grip sizes are available: The TYPE 1 Kit (MAG520) fits most 5.56x45 and 7.62x51 AR receivers and the TYPE 2 Kit (MAG521) which is required for some 7.62x51 size receivers. Includes mounting hardware.