Vapor Pro Series Whitetail !!! NEW !!! Straightness +/- .0018 Weight tolerance +/- 2.5 grains per dz. With RACC+ (Radiant Armor Carbon Coating). The most revolutionary finish ever applied to a carbon arrow. Unaffected by chemicals or extended use. Tri-wrapped 120 gram unidirectional carbon fiber providing excellent hoop strength and durability. SIZES: 2000 - 6.2gpi., 3000 - 7.9gpi., 4000 - 8.9gpi., 5000 - 9.2gpi.