AFTE Store - Class Characteristics Useful in the Differentiation of an Expended Cartridge Case Fired by the AK Series of Rifles from a SKS Semiautomatic Rifle

Class characteristics found on expended cartridges cases from the AK series of rifles can be used to differentiate them from cartridge cases fired by the SKS style of rifles. Milled features on thebolt head of the AK series of rifles produce unique class characteristics which can not be produced by SKS bolt surfaces.