This unit installs in the bottom rear cavity of the frame utilizing a friction fit for retention. Helps keep debris out of the magazine well. Allows for use of factory interchangeable backstraps. Fits Glock Gen4 models G17, 18, 19, 22, 23, 24, 31, 32, 34, 35, 37, and 38
Reviews
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Nice but wrong
I made a mistake and ordered the insert for a Gen 4 Glock 27