 The following guns are used in this movie. 1.Blondie uses: A Colt  1851 cartridge convert(With silver snake grips), and a Henry 1866  "yellow boy" with ladder elevated sights. 2. Tuco uses: A Colt 1851  percussion with a lanyard. 3. Angel Eyes uses: A Remington 1858  percussion revolver. 4. Soldiers used: Gatling guns with drum  magazines, and Howitzer cannons.