Collectible Firearms for Serious Gun Collectors | Rock Island Auction
MBA Gyrojet | Gun Wiki | Fandom
MBA, Gyrojet, Model 137, Gold Plated, Test Pistol, 121, A-1485 - Historic Investments
MBAssociates Mark I Gyrojet Pistol | Rock Island Auction
1968 Print Ad of 13mm Gyrojet Mark 1 Handgun Pistol | eBay
MBAssociates Gyrojet pistol, carbine and rifle - Fired 12mm or 13mm rocket projectiles. Turned out to be a commercial failure. Unfired rounds (if they can be found), can cost as much as