The Advanced Technology X1 AR-15/AR-10 Grip has an ergonomic design with finger grooves that fit nearly all shooters. The built-in X Series Recoil Absorbing Backstrap helps reduces muzzle rise and felt recoil. The rugged single piece design is made from DuPont Extreme Temperature Glass Reinforced Polymer and has a Sure-Grip texture for increased control. The grip is easy to install and uses the original Mil-Spec grip mounting hardware. Made in the USA.