Proof Research Carbon Fiber CZ 22LR 20" BullPROOF Research
If you are a fan of the CZ 455 & 457 you’ll be an even bigger fan of Proof Research carbon fiber pre-fit barrels.
The Proof Research pre-fit CZ barrels will arrive threaded/chambered and ready for an easy install.
Action: CZ 455/457
Muzzle Thread: 1/2-28
* All shouldered pre-fit barrels are guaranteed for headspacing.