M3A1 Submachine Gun, 45 caliber. The M3 was commonly referred to as the Grease Gun Poster Print (34 x 23) - Walmart.com
THE M3 AND M3A1 GREASE GUN - Small Arms Review
M3A1 Grease Gun Blueprint" Poster for Sale by nothinguntried | Redbubble
Sold at Auction: DESIRABLE M3 GREASE GUN SMG.
US WWII M3 Grease Gun Non-Firing Replica - Atlanta Cutlery Corporation
Matrix WWII M3A1 Full Steel Grease Gun Airsoft AEG by Snow Wolf (Model: Standard), Airsoft Guns, Airsoft Electric Rifles - Evike.com Airsoft Superstore