The Glock Modular backstrap kit is a factory replacement for Gen4 pistols. This kit includes two back straps, replacement trigger housing pin, and an installation tool. These parts are factory replacements, made to the same specifications as the originals included with your pistol. These are perfect for replacing lost or worn panels.
Fits: Glock 17, 22, 31, 34, 35, 37 Gen 4 Pistols
Trigger Housing Pin
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