Posted 16 Jan 2021 For sale 4 GL marked M3 Grease gun mags $120 plus $15 shipping. These are original WWII vintage magazines with some scratches from storage but in overall excellent condition, see pics. Please note these are high capacity magazines and can not be shipped to certain states. Check your state or local regulations prior to ordering. West Chester, Pennsylvania, United States Share this post Link to post Share on other sites