With Explosion-proof rings!<br>Outer Diameter :8mm<br>Flething length: 3 inches<br>Material:Fiberglass<br>Arrows body Length: 30 inches<br>Full Length: 31.5 inches<br>Spine: 500<br>Feather Material: Plastic<br>Weight: 42g<br>The tips can be replaceable .<br>Condition: New item<br>package include:12 pcs<br>This arrow was made of top quality materials .It has good performance ， low hand shock with good speed.<br>pls note:This Is Not a Toy. Do Not Shoot at People!