The Razor XD300 arrows and bolts are designed with higher grade arrow/bolt components to perform flawlessly in flight and deliver precision accuracy down-range on target. At 12.35 grains per inch, a .003 inch straightness and fletched with 3" Bohning shield cut vanes this crossbow arrow is built for penetration and downrange performance. Razor arrows/bolts are ready to take on anything from your backyard targets to the trophy of a lifetime.