Nockturnal Lighted NocksNockturnal Lighted Nocks Trying to find your arrow after shooting through or into a big game animal in low light just became a lot simpler, thanks to the Nockturnal Lighted Nock. Nockturnals replace your standard nocks, and they light up after theyre shot from your bow. Take a knife blade or other object, and turn off the light after you recover your arrow. Breakthrough design that is more affordable and lighter than most lighted nocks String