After the war, the bayonet lug was additional to lots of M1 carbines over the arsenal refurbishing approach. By the start in the Korean War, the bayonet lug-Outfitted M1 was standard situation. It is currently unusual to find an first M1 carbine with no bayonet lug. The M1 carbine mounts the M4 bayonet, which was depending on the sooner M3 fighting