The ultra slim Circuit firs one nock, the "G" nock, and the "Z" series is for hunting.
"Z" Ultra Slim Circuit to fit 0.165” - 0.1665” ID shafts
- Available in 6 LED colors
- Weighs ~8.5 grains
- Utilizes a three stage logic on/off system in activation/deactivation
- Does not physically connect with the nock; fits snuggly between the end cap and the nock
- Equipped with stack-coil battery connection system (i.e. the circuit does not wrap around the battery but touches the top of the battery only