Featuring TrueX Nock Technology the Bear X TrueX Crossbow Arrows are designed for crossbow hunters who demand the highest quality speed and accuracy from their equipment. Each 6-pack of TrueX Crossbow Arrows come fully equipped with 100 grain field points inserts and TrueX nocks for consistent and accurate arrow flight shot after shot. Every TrueX Crossbow Arrow is inspected and sorted for straightness within +/-.005? fletched with 4? vanes 20? long and 370 grains for bone crushing penetration with each shot.