Carbon 30-Inch Arrows with Field Points Replaceable Tips 12Pack of 30 inches arrows with strong, lightweight carbon shafts; improved wall thickness for added durability matched with replacement field points; optimal accuracy and target penetration,and nocks Colored plastic fletching & nock rounded permanent nickel-plated stainless steel tip perfect for target practice & outdoor shooting Diameter:7.5mm.For draw weight 40-60 pounds bows Extraordinary durability for extended use