Lightweight, compact, and ergonomic the Hera CQR AR-15 Stock makes a perfect addition to any rifle modification. These AR15 Stocks from the innovators at HERA Arms are easy to install on your own or with the help of a gunsmith. Designed for law enforcement and the military the Hera Buttstock System is perfect for tactical applications. On the field or on the range the Hera AR-15 Rifle System helps your long gun perform at tip-top shape. Specifications for HERA Arms CQR AR-15 Stock System: Manufacturer: HERA Arms Fabric/Material: Polymer Gun Model: AR-15 Length: 12 in Condition: New Gun Make: AR Platform Features of: HERA Arms CQR AR-15 Stock, 32D-RK-1212: Easy to install Designed for the LE/Military Please note that this uses your existing Safety Detent Spring for installation. Allen wrench not included. Package Contents: HERA Arms CQR AR-15 Stock System