automatic firearm

The fire control system has been altered, of course, from selective fire to semi-automatic fire, but the original incorporated trigger housing still carries the letters "S" for safe, "R" for repeat or semi-auto fire and "A" for fully automatic fire.

The ubiquitous AK-47 is capable of fully automatic fire.

Leaving aside the calibres, both are belt-fed weapons capable of fully automatic fire and both can be tripod-mounted for infantry deployments.

This provides a longer sighting plane, enables short periods of sustained fully automatic fire, and an increase in muzzle velocity.

The sliding buttstock retracts easily into its fully extended position and the foregrip aids in maintaining control in fully automatic fire.

Rotating the lever back up in its 180[degrees] arc to "M" will result in fully automatic fire, with an extremely low cyclic rate of 350 to 400 rounds per minute (rpm).

In still another abandonment of the original rifle role, the semiautomatic choice on the selector switch was eliminated in favor of an intermediate rate of fully automatic fire.