This episode focuses on the 1873 Trapdoor Springfield carbine and the .45-70 cartridge. The .45-70 trapdoor was used for 20 years, and was in a number of famous campaigns including Custer's Last Stand at the Little Bighorn.
Henry Big Boy Lever Rifle 45 Colt
M134 Minigun: The Modern Gatling Gun
MR762A1 LRP and MAC
Henry Golden Boy (Close-up)
VLTOR 5.56mm Rifle