Features a Nano ceramic victory ice coating for increased speed, greater penetration and easier retrieval. The unique spine alignment increases accuracy and grouping. These are 100% carbon fiber arrows with a 250 spine and hand-fletched, helical vanes. Includes 100 grain field points. Total weight is 375 grains. Designed for the best performance from the Benjamin pioneer air bow. Accepts standard Archery broadheads. Produced for Benjamin by the carbon arrow experts at victory Archery.