series CZ 455/457 Varmint 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 thick-walled 24“ barrel of the .22 LR caliber, 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.