NockTurnal Predator Crossbow
Lighted crossbow nocks offer up to 20 hours of battery life so you can still find your bolt the next day. Nocks require no assembly or prep work, simply insert into shaft and you are ready to shoot. Unique design functions as a flat nock, moon nock, and capture nock. For use in Easton, Beman, and Carbon express carbon crossbow bolts.