The GWS lighted nock or After Burn lighted nock with a press-in-fit design, is very bright and fits shafts and arrows that suit Easton S nocks, Super nocks, 3-D Super nocks, Super UNI nocks, Bohning Signature nocks, Bohning Blazer nocks and PSE, Beman, Carbon Express, Victory, Carbon Tech, Carbon Force, Vapor, Gold Tip, Forge, Carbon Impact and other standard diameter shafts.
It is triggered after the bowstring is released, turning the nock on, but eliminates false triggers.
GWS lighted nock provides LED illumination for tracking your arrow flight and features a string activated linear switch that is protected deep within the nock.
The nock is turned off by pushing the mechanism back up to its ready position through an opening in the side of the nock.
Lighted Nock will not turn on or off inadvertently.
Nock is powered by batteries that last up to 20 hours.
Just 22 grains
and all 0.246 inch ( 6.24mm )internal diameter shafts