Once the war, the bayonet lug was added to several M1 carbines over the arsenal refurbishing approach. By the start of your Korean War, the bayonet lug-equipped M1 was standard situation. Now it is scarce 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 knife and sh