Pearce Grip Frame Insert for Glock Mid and Full Size - M17, 18, 19, 20, 21, 22, 23, 24, 31 ,32, 34, 35, 37, 38

This unit installs in the bottom rear cavity of the frame utilizing the lanyard hole for retnetion. Fits M17, 18, 19, 20, 21, 22, 23, 24, 31, 32, 34, 35, 37, and 38. This product will not fit any SF (Short Frame) nor any Generation 4 frames.Key Benefit? Helps keep debris out of the magazine well.