FOBUS MAGAZINE POUCH 6900NDRB Allows the user to carry two additional magazines and provides easy and fast access for quick reloads. Adjustment screw with low profile design. 9mm & .40 Double-Stack Double Magazine Pouch (fits Glock & H&K USP) DISCLAIMER: This product is not manufactured authorized endorsed or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.