wolfman 31" Pure Carbon Arrows Archery Practice Hunting Arrows Spine 300 350 400 500 600 with Removable Tips Targeting Arrows for Compound & Recurve & Long Bow 6/12pcs (12 Brown Spine 600)

Specifications:Carbon ArrowsMaterial: Pure CarbonSpine: 300、350、400、500、600Full Arrow Length: 32.2"/82cmArrow Shaft Length:30"/76.2cmStraightness: +/-0.006”Arrow Nock: Insert style adjustable arrow nocksArrow Tip: 100 grain removable screw-in arrowheadsShaft ID: 6.2mm(.244”)Shaft OD:Spine 350---7.5mmSpine 400---7.4mmSpine 500---7.2mmSpine 600---7.09mmWeight:Spine 350---25gSpine 400---23.8gSpine 500---20.9gSpine 600---19.5g(Has measurement errors no guarantee that the weight of each arrow is exactly the same. )Package Quantity: 6/12 pieces Carbon Arrows with 2” Rubber FletchedNote:1.Do not shoot to hard objects (such as stone or concrete wall). This may damage your arrows and cause shattering or cracking.2.Check the status of arrows before shooting. If you find cracks on one arrow shaft please change another arrow for safety reasons.3.Please use a proper bow within recommended draw weight range. Using a bow with too high draw weight may cause damage both to your bow and arrows.4.This is not a toy. Do not shoot to people.