series CZ 457 Premium caliber 22 LR Miniset

A miniset for user adjustment of CZ 457 series rimfire rifles (caliber, barrel length and profile). This miniset contains a  light 24“ barrel with tangent rear sight/fiber optic front sight that’s chambered in 22 LR, magazine well insert, five-round fiberglass-reinforced polymer magazine and the required wrenches for barrel replacement. The barrel muzzle features a unified ½“x20 UNF thread and includes a plug.