Carbon bolts built to a weight between the Swift and Nitro to offer crossbow shooters another option for optimal performance. Straightness tolerance of +-.005†and weight tolerance of +-2 grains. Available in 20†or 22†lengths. Shafts are 8.5 GPI. Includes brass inserts, moon nocks, and flat nocks. Factory fletched with 4 in. vanes. Finished weight of 418 gr. (20") or 435 gr. (22") with 100 gr. point.