Remington 870 shotguns, the M4 carbine, and M16 rifles. It is not bulletproof against rifle or carbine bullets. The primary advantage of a carbine over a pistol using the same ammunition is controllability. Its design would inspire the M1893 Pieper Carbine and Steyr 1893 revolver. The military M4 carbine typically uses a barrel. The Bushmaster M4 Type Carbine is a popular example. In 1961, Ruger introduced their .44 carbine, the first .44 Magnum carbine. AR-103 carbine and AR-104 light machine gun with ejecting magazines. Most non-infantry Marines have been equipped with the M4 Carbine and Colt 9mm SMG. This was a total redesign based on the M4 bayonet used by the M1 carbine. It is now rare to find an original M1 carbine without the bayonet lug. Some users recommended shorter and lighter weapons such as M4 carbine. An original Inland carbine with an original M1A1 stock is rare today. Each fireteam has a Team Leader equipped with an M4 carbine. Vector Arms built and marketed numerous versions of the Uzi carbine and the Mini Uzi.