Cross Armory CRG+0MEG17BK Magazine Extension Fits Glock 17/22/31 Gen 1-5 Black Aluminum

Lowest Profile +0 on the market Compact Shape fits all magwells and holsters. True Grip most secure grip in the industry engineered for wet or bloody hands or gloves. Solid Billet CNC 4oz For a Guaranteed Smooth Drop on Empty. Easiest and most reliable Installation clean simple and secure