After the war, the bayonet lug was additional to several M1 carbines through the arsenal refurbishing procedure. By the beginning of the Korean War, the bayonet lug-Outfitted M1 was standard situation. It's now uncommon to find an original M1 carbine with no bayonet lug. The M1 carbine mounts the M4 bayonet, which was based upon the earlier M3 figh… Read More