Huntingdoor 31'' Aluminum Arrows 300 Spine 8.8mm Hunting Shooting Target Fletched Arrows Screw in Tips for Recurve or Compound Bow 12 pack Black Aluminum standard target practice arrows for recurve and compound bows 31'' length arrows with replacement screw-in field points Adjustable Nocked, fletched with 4-inch vanes, tipped and ready to shoot Diameter:8.8mm. For draw weight of 30-65lbs bows Extraordinary durability for extended use