L.A.G. Tactical, Inc. Single Pistol Magazine Carrier, Fits Most Single Stack 9/40 Slim Magazines, Kydex, Black Finish 34001 With the tooling designed in CAD and CNC machined to exacting tolerances" the New M.C.S. Accessory line is designed to be Compact" Modular" Adjustable and Rugged. With a huge range of adjustment and several mounting options" the M.C.S. Carriers can do it all. Concealed Carry" Duty Use" MOLLE Belts" Plate Carriers" Competition Belts (ELS & TekLok).