Ravin R139 20-Inch 400-Grain Carbon Crossbow Bolts With 2-Inch Offset Vanes, Inserts And Nocks For Use Exclusively With Ravin Crossbows, .001 Straightness, Black, Package of 6

Designed for superior accuracy speed kinetic energy and durability - High-strength 100% pure premium carbon construction - Includes high-impact Ravin polymer nocks brass threaded inserts and aluminum nock bushings - 20” length