What replaced the M203?

M320 Grenade Launcher Module
M320 Grenade Launcher Module (GLM) is the U.S. military’s designation for a new single-shot 40 mm grenade launcher system to replace the M203 for the U.S. Army, while other services initially kept using the older M203. The M320 uses the same High-Low Propulsion System as the M203.

Can a civilian own a grenade?

Hand grenades are regulated under the National Firearms Act (“NFA”), a federal law first passed in 1934 and amended by the Crime Control Act of 1968. The 1968 amendments made it illegal to possess “destructive devices,” which includes grenades. (26 U.S.C. 5801.)

Are M203 rifled?

The standard M203 is intended for permanent attachment to the M16A1, M16A2 and M16A3 rifles, and utilizes a 12-inch rifled barrel. The M203 unmodified to an A1/A2 series will not fit on the M4 Carbine series.

What is the M203 grenade launcher manual for?

This manual provides technical information on and training and combat techniques for the M203 grenade launcher. Intended users include leaders and designated grenadiers, who will use this information to successfully integrate the M203 into their combat operations.

What is the difference between the M203 and M203A1?

Does the M203 use the same rounds as the M79?

M203 grenade launcher. It uses the same rounds as the older stand-alone M79 break-action grenade launcher, which utilizes the High-Low Propulsion System to keep recoil forces low. Quite versatile and compatible with many rifle models, the M203 was originally designed for the U.S. M16 and its variant, the M4 Carbine.

Can the M203 be used as a crowd control weapon?

In addition, the M203 can be used as a crowd control weapon when equipped with the M651 Tactical CS (tear gas) grenade. Classified as an anti-personnel weapon, the M203 is not intended to be used against armored or heavy vehicles.