Check the listing for details. PSE Thunderbolt 20'' Crossbow Bolts (6pk). Color: Black, Condition: New. Listed at 49.99 USD. PSE Thunderbolt 20'' Crossbow Bolts (6pk) PSE Thunder Crossbow Bolts (6 Pack) 20" Half Moon Nocks 300 Gr W/O Point Replace broken arrows or add more to your quiver with this 6-pack of the PSE Archery 1960THU22FM 22 Inch Crossbow Thunder Boltz, Half Moon Nocks. Looking for arrows that bring durability, accuracy, and longevity with them? These crossbow bolts bring all that and more. Thunder Boltz pack a punch and fly straight towards your target with the standard PSE half moon nocks. Fletched with (3) 2.6-inch AAE stealth vanes, the Boltz fly stable and lightning-fast for the best accuracy. Made from carbon fiber, these lightweight arrows weigh 300 grains each before adding a point. (Points not included.) Focus on accuracy and consistency as these arrows are +/-0.003 straightness tolerance. Internal diameter of 0.3 inches. Take these bolts to the range for practice or out to the field for the prize-winning buck. No matter where you aim, these arrows fly towards their intended target. Enjoy straight, tough arrows again and again with this 6-pack of the PSE Archery 1960THU22FM 22 Inch Crossbow Thunder Boltz, Half Moon Nocks.Insert: InstalledStraightness: +/- .003"Length: 20"Fletched with 2.6" AAE Stealth vanes. ID: .300"