I don't recognize that Gun ? Weapon ? Rifle ? Tell me more please.
Jerry
It is a Colt Lightning large frame. They only made 6500 total rifles in the large frame in 4 chamberings. This is a short rifle in 40-60-260 which is the same as the 40-65 Winchester. Winchester also made a 40-60 cartridge in the 1876, but it is different than this 40-60 and the 40-65...