Made of fiberglass-reinforced polymer to improve impact resistance and strength. The H15GL pistol grip provides an internal storage place for small items such as batteries as well as a leather rope application for increased grip. In relation to its weight, it is one of the most stable pistol grips on the market. HERA HFGL pistol grip in our established H15G design. Leather applications provide increased grip, excellent wear resistance, and a breathable, soft-touch surface. Our H15GL comes with a pre-installed 3mm leather cord that can be replaced if desired with a standard 3mm cord. To change the cord, simply disengage the internal lock screw and replace the cord. Specifications for HERA Arms AR15 Leather Grip: Manufacturer: HERA Arms Gun Make: AR Platform Gun Model: AR-15 Last Chance: Yes Package Contents: HERA Arms AR15 Leather Grip