Lonewolf Glock High Cap Mag Coupler Posted January 20, 2015 in AR-15, Companies, Pistols, SHOT Show by Nicholas C with 6 CommentsTags: Coupled mags, glock, Lone Wolf Lone Wolf Distributors is coming out with a metal Glock Mag Coupler. They only had two prototypes on hand and no real information on price. They estimate these will come out in 2 months.