Once the war, the bayonet lug was added to quite a few M1 carbines in the arsenal refurbishing procedure. By the start of your Korean War, the bayonet lug-equipped M1 was standard challenge. It is now exceptional to find an initial M1 carbine with no bayonet lug. The M1 carbine mounts the M4 bayonet, which was depending on the earlier M3 battling k