series CZ 457 American caliber 22 LR Miniset

A set for user adjustment of parameters (caliber, barrel length and profile) of the CZ 457 series rimfire rifles. This miniset contains a light 24“ barrel without sights that chambered in 22 LR, a magazine well insert, a polymer magazine for five rounds and wrenches necessary for barrel replacement. The barrel muzzle is fitted with a unified ½“x20 UNF thread with a plug.