Why does John Wayne appear to have a large caliber bullet in his belt?

In many of John Wayne’s movies, his gunbelt seems to have a large caliber bullet in the center of the belt. Why? John Putz Phoenix, Arizona Most folks usually carry different caliber ammunition in separate belts. For his movies, John Wayne wore a gunbelt that centered the .45-70 long rifle bullet in order to separate the other two similarly-looking bullets. Historian Jim Dunham says that one side (probably the right from the buckle, around to the long case) was filled with .45 long Colt amm