Zpy 31 Inches Fletching 5'' Natural Feather Targeting/hunting Archery Fiberglass Arrows with Changeble Tips for Recurve Bow and Long Bow (12 Pack) Arrows Length:31 inches. Diameter:7.6 mm. Weight:38g/pc. Contain 5 inch-2 blue 1 white feather vanes, with white nock. For draw weight of up to 60LBS recurve bows and long bows. This fiberglass shaft has bursting disk.To prevent the arrow explosion effectively. 78 grain standard screw-in field points perfect for hunting/targeting practice and outdoor shooting.