The Victory UBOLT-20FNG-6 Voodoo Universal Carbon Crossbow Bolt is the perfect arrow for crossbow enthusiasts. Made with 100-percent carbon and coupled together with brass insert gives the Universal Bolt its amazing front of center measurement for fantastic down range penetration and accuracy. Made with the highest quality carbon composite fibers available. All Victory Universal Bolts come with a smooth polished finish and feature high quality Duravane vanes and are available with half moon and flat nocks. This item has half moon nock.