Spearhead Barrel Tuner (Black, Thread 1/2-28)

Spearhead Barrel Tuner (Black) NEW, not used.

1/2-28 compatible with Ruger Precision Rimfire, Bergara B-14R, Vudoo V-22, Tikka T1X .22 LR, RimX prefit barrels, and some CZ 457 models, including the MTR sold in Canada. 

Spearhead Machine tuners provide the ability to tune your barrel harmonics to refine the accuracy of your loads and add weight to the front of your rifle to help balance it. 303 stainless steel is used for exceptional corrosion resistance and strength.