The Command Arms Accessories Short Vertical Grip is an outstanding upgrade for your AR-15. Mounts directly to your picatinny rail for ease of use and is made of high quality Polymer for excellence in form function and longevity. The grip features rubberized front and back panels for a comfortable non slip grip surface. No tools are needed to access the screw cap storage compartment and the grip features dual removable pressure switch mounts. This is an excellent upgrade that is easy to install yet makes all the difference in handling and accuracy. - Specifications and Features: - 3.2 Ounces - 2.125 Length - 4.125 Height - 1.75 Width