SilencerCo SU147 Warlock II Suppressor .22 LR Black CTA Baffles Warlock 22 .22LR Rimfire Silencer 6 Inches Black Anodized Finish - All NFA Rules Apply Small, lightweight rimfire suppressor capable of greater than 41db reduction dry when used on a pistol. Constructed from high tensile strength aluminum alloy with a hard coat anodized finish. Stainless steel back cap prevents damage to the suppressor from thread wear and cross threading. O-ring engagement. Maximum stealth in a small package. Fully disassembles for cleaning and maintenance. For use with .22LR rimfire. Weight: 3 ounces. Length: 6 inches. Diameter: 1 inch. All NFA rules apply. Thread: 1/2-28 Length: 6 Weight Ounce: 3 Nfa Web Model: Warlock II Diameter: 1 Caliber-gauge: .22 LONG RIFLE Includes free, insured shipping. I can accept certified check or cash.