Shotgun Magazines

Mossberg Double Stack Magazine, 12 Gauge, 10 Rounds, Fits Mossberg 590M, Polymer, Black 95138 2-3/4" Shell Length Only Polymer Body Material Fits Mossberg 590M Mag-Fed Only Additional...

OPSol recognized the need for a pump shotgun to be able to cycle the new 1-3/4 12 gauge shells effectively something had to be done. And they have created a simple insert to let those low recoil rounds work effectively in a pump shotgun. Made to just...