For sale is this M10 from RPB Industries (was Military Armament Corporation) a legal open bolt semi-auto pistol (SAP) better known as the legendary MAC10. The RPB manufactured M10 production was short lived, they were in business for less than 3 years. The M10s were too easy to convert to full auto, a favorite in the 70s and 80s drug wars.

The RPB SAP M10 Open Bolt Pistol was submitted to the BATF for approval in 1978, and was approved as a semi-automatic handgun. Despite its low price and aggressive marketing, the gun did not gain wide acceptance among legitimate buyers.

MAC-10 / 45 (Military Armament Corp. (M-10) The M-10 is a compact blowback operated machine pistol that was developed by Gordon Ingram in 1964. It is chambered in 45 ACP. This Pistol is a pre-ban hard to find rare RB industries SEMI AUTOMATIC open bolt Mac 10. In .45 acp.

RPB's entry into the "Micro Mac" semiautomatic pistol market was the tiny M11-A1, open bolt pistol, chambered in .380 ACP. It was designated the M11-A1 so as not to be confused w/ their popular 9mm, M11 Submachine Gun.

rpb industries m10 semi auto pistol in 45 acp, all black, 6 inch barrel, factory soft case with three 30 round magazines and a fake ( fake) screw on suppressor, used 92% log id 105056

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RPB M11A1 Semi-Automatic Pistol with Loader and Extra MagazineManufactured in Atlanta Ga. This pistol fires from an open bolt and features a protected post front sight, fixed aperture rear sight, grooved cocking handle, threaded muzzle, and a safety switch on the right side.

SN: SAP451589. Made in 1982, .45 Acp with a 5.75" threaded barrel. Bore is bright with strong rifling. Vintage pre-ban open bolt semi-auto pistol. Parkerized finish and grips shows wear but is in very good condition. Overall condition is very good.

RPB Industries M10 Mac 10 .45 caliber Open Bolt MAC-10 / 45 (Military Armament Corp. (M-10) The M-10 is a compact blowback operated machine pistol that was developed by Gordon Ingram in 1964. It is chambered in 45 ACP.

The RPB SAP M10 Open Bolt Pistol was submitted to the BATF for approval in 1978, and was approved as a semi-automatic handgun. Despite its low price and aggressive marketing, the gun did not gain wide acceptance among legitimate buyers.