Add some firepower to your dpms rifle with this gun magazine for Promag Industries. This is a 10 round 308 gun magazine that is made from high impact strength polymer and comes with a lifetime guarantee. Manufacturer part #DPM-A3. Gunclip Depot has the largest selection of DPMS gun magazines and gun clips. If you do not see the gun magazine you are looking for send us an email and we will try to locate it for you. Orders shipped within 24 hours except for week-ends and holidays.