Description: Offered here is a very nice example A sealed box of twenty .45-70 carbine cartridges manufactured at the Frankford Arsenal in April of 1882. This is an internally primed centerfire cartridge utilizing the Benet priming system, with two crimps securing the copper cup in place. They were loaded with 55g of powder to soften the kick on the shorter carbines. This would be a rare chance to get an original un-opened box for your collection.