Burt Coyote Crossbow Lumenok? Crescent Lighted Nock

Never lose an arrow again! Replace your original internal mount nocks with Lumenoks. Lights up automatically when seated against a carbon or aluminum arrow shaft. Stays lit for up to 40 hours. No magnets, no glue, no switches or moving parts. Light can be disengaged by backing nock out of arrow shaft. Color: Orange with red light.