This plug quickly and easily installs into the void in the Glock frame behind the magazine. Not only does it plug this void, keeping out dirt and dust, it also provides a tactical attachment point for a lanyard. Fits Glock models 17, 19, 20, 21, 22 and 23 only.Nylon and steel construction
Inserts into opening at bottom rear of grip frame
Allows attachment of lanyard to ring in plug
Will not fit Glock 29, 30, or any of the Short Frames (SF Models)
Fits Gen 3 and Earlier frames, will require modification for use with Gen 4 Glock frames.