Gold Tip Ballistic Bolts 20 in. 4 in. Vanes 6 pk.. 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. Specifications for Gold Tip Ballistic Bolts: Manufacturer: Gold Tip Included Accessories: Standard Nock Type: Moon Condition: New Archery Application: Hunting Package Contents: Gold Tip Ballistic Bolts Half-Moon Nock Flat Nock 11 gr Brass insert 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.