We Do Not Ship to California — Due to California's Proposition 65 (Prop 65) regulations, we are unable to ship to California addresses.






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The simplest and most affordable way to check and correct your bow sight’s 3rd axis at home.
No more guessing at steep angles or paying for a pro shop tune-up. The TAC lets you quickly and accurately check your sight’s 3rd axis alignment in your own backyard. Just attach it to your sight, draw your bow, and look in the mirror to see exactly what needs adjusting.
Dial in your 3rd axis with confidence — right in your own backyard. Add the Third Axis Calibrator (TAC) to your kit today.