The FX Integrated Harmonic Barrel Tuner offers both dampening and tuning features that will have you gain new heights of accuracy from your FX Airgun.The Adaptive Tuning System (ATS) is focused on those shooters that want a flexible system that allows simple tuning of their rifle system across a broad range of disciplines and setups such as: 22, Benchrest, F-Class, PRS, ELR, or Hunting disciplines whether.
