ATS Clamp On Competition Tuner 9" diameter approximately 2 inches

9" diameter approximately 2 inches behind the muzzle

RAW Airgun Tuners weigh ~3

Have you ever showed up to a match or a hunting trip with ammo that was shooting one ragged hole when you left and is now shooting completely different

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The aluminum mounts helps save overall weight while utilizing a steel adjustable tuning weight

ATS Clamp On Competition Tuner 9" diameter approximately 2 inchesThe new ATS Clamp on Tuner allows all the same great features of the current competition model but does not require you to modify your existing barrel or use your existing threads. The current model supports barrels from 1. 03 1. 05" in diameter One (1) set of shims available upon request for smaller diameter barrels. Please include shim size in notes at time of order. If you have a rifle with barrel diameter that you are interested in our clamp on