CZ 455 LR (long rifle) NF (no flutes), TH (.500 x 28 TPI threaded muzzle-end w/protective cap) Solid anodize .920 Barrel. Barrel interchangeable with the new CZ 457 model. Match chamber loose: Loose - it will allow an extraction of a live round in the chamber. May or may not be as accurate as a tight chamber. 

Requires a scope and a bull barrel gunstock.

Gun Barrel Stock: 6061 high-quality aircraft aluminum

Barrel Length: 22" CZ barrels with threaded muzzle ends. Rifle liner runs the full length in barrels.

Standard Features: Barrel without flutes. Muzzle end 1/2" x 28 TPI threads with threaded protective cap.

Diameter: .920 Bull Barrel Style

Shank Size: .001 Oversized (may require minor hand fitting)

Chamber: .22 LR Match Chamber (Loose)

Liner: 4140 Steel - Button rifled .050 Thickness on LR & WMR (Magnum) liner, 6 groove

Rate of Twist: 1:16 - 22LR 

Caliber: . 22 Long Rifle

Weight: Approximately 1 oz. per inch per length of the barrel

Anodizing: This is an electrochemical process that chemically infuses the color into the aluminum and will not chip, peel or scratch.