Pearce grip frame insert for glock 20/21/41 gen4
FEATURES
-Grip Frame Insert for Glock 20, 21 & 41
-Fits models 26, 27, 33, & 39
-Only fits the new Generation 4 frames
-Uses a friction fit for retention
-Allows for use of factory interchangeable backstraps
-Helps keep debris out of the magazine well
