Shop › ETS MAG FOR GLK 23/27 40SW 13RD CLR ETS MAG FOR GLK 23/27 40SW 13RD CLR $18.00 Elite Tactical Systems Group Elite Tactical Systems Group, Magazine, 40S&W, 13 Rounds, Fits Glock 23/27, All Generations, Polymer, Clear GLK-23 Quantity: Add To Cart Added! Elite Tactical Systems Group Elite Tactical Systems Group, Magazine, 40S&W, 13 Rounds, Fits Glock 23/27, All Generations, Polymer, Clear GLK-23