The M231 Firing Port Weapon (FPW) is an adapted version of the M16 assault rifle for shooting from firing ports on the M2 Bradley. The M16, standard infantry weapon of the time, was too long for use …

The M231 was a direct gas impingement rifle with a 15.6″ barrel. The bolt was interchangeable with the M16 but the bolt carrier featured a generous sear cut on the bottom.

Nov 21, 2019 · Designed to put lead downrange at over 1200 rounds per minute when fired cyclic, the M231 was indeed a vicious animal of a rifle. Built with a shortened handguard with an external …

General Dynamics Ordnance and Tactical Systems is the manufacturer of the M231 and M232A1 Modular Artillery Charge System for the U.S. Army and Marines Corps. The M231/M232A1 MACS …

Oct 6, 2017 · The M231 Port Firing Weapon was developed in the 1970s as a part of the M2 Bradley Fighting Vehicle Project. A modern relative of the WW2 Krummlauf, the weapon was intended to …

Aug 15, 2018 · The M231 FPW ("Firing Port Weapon") was a highly-modified, specialized variant of the Colt M16A1 assault rifle series. Also chambered for the 5.56x45mm NATO cartridge and operating …

The M231 is a 5.56 mm fully automatic weapon that uses a heavy barrel and fires from the open bolt position, to prevent cookoffs, to allow a sustained firing rate of 60 rds/min.

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The M231 Firing Port Weapon (FPW) is an adapted version of the M16 assault rifle for firing from ports on the M2/M3 Bradley AFV. The infantry's normal M16s are too long for use in a "buttoned up" APC, …

Feb 27, 2019 · Designed to be shot from the firing ports of the M2 Bradley Fighting Vehicle (the M2 was the Infantry variant), the M231 was based on the M16A1. As you can see, it featured a short, …