Designed for bone-crushing penetration, the Carbon Express PileDriver Crossbolts feature a heavy grain weight that creates maximum kinetic energy for greater knockdown power. Each Crossbolt is made from durable composite and precision sorted for straightness to +/- 0.004". Includes 6 Crossbolts, inserted moon nocks, and 6 universal flat nocks. Heavy grain weight creates maximum kinetic energy and greater knockdown power Advanced construction ensures spine consistency for greater accuracy Composite construction is extremely durable at impact and provides exceptional reliability Precision sorted for straightness to +/- 0.004" for repeat consistency Includes 6 PileDriver Crossbolts, inserted moon nocks, and 6 universal flat nocks Order today!