Blinking Circuit for "C/D/D2/D3/F/J/M/Q/S/U/V/Y" Styles (3)

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The standard style includes twelve nocks, the "C", "D", "D2", "D3", "F", "J", "M", "Q", "S", "U", "V", and "Y" nocks, the "I" circuit for intermittent or blinking

"I" Standard Circuit to fit shafts with 0.246" or larger IDs

  • Available in 6 LED colors
  • Weighs ~10 grains
  • Utilizes a three stage logic on/off system in activation/deactivation
  • Utilizes patented shear lock/release system to secure the circuit to the nock
  • Equipped with EZ-Coil battery connection system (i.e. the circuit wraps around the battery and must be installed/removed via a counter clockwise rotation at all times)


  • 5
    Excellent product works great!

    Posted by Scott Miller on Oct 25th 2022

    I’ve got six deer so far and not one failure!

  • 5
    Blinking firenock

    Posted by Gary MundschenkI on Sep 25th 2021

    Great product works as advertised great for after the shot easy to locate.