The Stealth Operator™ Holster: Twin-Mag is a lightweight, low-profile ammunition magazine holster developed to provide low-print, maximum concealment. It features our patent-pending Frame-Lock™ technology, which ensures positive retention. Once your magazines lock into the holster, they will stay secure until you need them.
Twin Mag [Will Fit]: Fits magazines for most Glock handguns – 9x19mm Models: G17, G19, G26, G34; .40 Cal. Models: G22, G23, G27, G35; 45 G.A.P. Models, G37, G38, and G39; and .357 Sig Models: G31, G32, G33, M&P series (except shield Mag), Sig 226,7,8,9, PPQ, P99