This is a Magpul Industries Grip known as the MOE-AK, model MAG523-PLM.
A drop-in upgrade for AK-pattern pistol grips" the MOE AK Grip is designed to improve ergonomics and comes with an aggressive TSP texture for positive weapon control. With a one-piece reinforced polymer construction and compatibility with Magpul Grip Cores for storage customization" this MOE grip provides a welcome addition to the iconic AK platform. Made in U.S.A. Grip counts as one US compliance part for 922(r).
Features:
Drop-in upgrade for AK47/AK74 pistol grips
Fits both milled and stamped receivers
Aggressive TSP texture
One-piece reinforced polymer construction