Please note Tuner does not accept any additional muzzle devices.
Designed to be heavy to tune the thickest and heaviest barrel with ease. Barrel tuner can be used for centerfire or rimfire.
Reduce group size – Tuners have been proven to change barrel harmonics. By adjusting the tuner, it can assist the barrel to find a more accurate/stable node. Makes a good load even better. Improve accuracy especially when shooting factory ammunition
User friendly – Scale machined on 3 sides, easily reference your tuners index marks. Nylon tip set screws provide easy setting of graduations between shots. No more loosening of set screws and retightening between shots. Less time tuning = more time for yourself. Nylon tip set screws will not damage adapter threads.
Quick and easy install – No gunsmith install or modification is necessary. Just screw on the adapter to existing muzzle threads and tighten with a wrench. Screw on tuner to desired position and lightly snug set screws.
Heavier tuner – With most match barrels being larger/heavier contour. Our tuner will be able to tune even the heaviest contour barrels with ease. Heavier tuners will find the optimal node within a revolution or 2. No more wondering if the tuner will work or not.
Excellent balance for your rimfire PRS/NRL or positional shooting rifle – With the importance and trend of adding weights to rifles for balance. Our tuner puts the weight right where it matters, at the muzzle. Heavier tuner can add optimal balance to a thinner or shorter profile barrel. This is especially significant on shorter rimfire barrels where the rifle tends to be butt heavy.
Quality – Our tuner is machined out of 303 stainless steel for exceptional corrosion resistance and strength. Precision machined to ensure concentricity on all threads and shoulders.
Your satisfaction is our utmost priority, therefore we offer an unconditional 30 day money back guarantee. For any reason you are not satisfied, please contact us and we will arrange a full refund, no questions asked.
Bring out the full accuracy potential of your rifle system. Get your Spearhead barrel tuner today.
1/2-20 compatible with some CZ 457 models.
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.
Please check your CZ 457, muzzle threads can be either 1/2×20 or 1/2 x28. This is stamped on the barrel just in front of the action.
Specifications
Adapter weighs 118g / 4.162oz
Adapter diameter across hex points 1.070″
Adapter diameter across hex flats .995″
Tuner body weighs 224g / 7.901oz with set screws.
Tuner body diameter 1.6″
Length of Tuner assembly on short 0 2.105″, on long 0 2.550″
Total weight of Tuner with Adapter 342g / 12.063oz
Material: 303 stainless steel for exceptional corrosion resistance and strength.
Barrel Tuner installation instructions can be found HERE.
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