<b>Description: </b> <br><br>➹Outter diameter : 8.8mm <br>➹Inner diameter : 7.6mm <br>➹Material of arrow shaft : carbon <br>➹Length of arrow shaft : 20" <br>➹Weight of arrow point (broadheads only) : 100 grain <br>➹Weight:about 28g/pc <br>➹Arrow nock : half moon shape <br>➹Arrow vane :TPU 4" vanes , two blue one white <br>➹Usage : for crossbow hunting or archery <br><br><b>Packing:</b> <br><br>12 pcs carbon crossbow bolts <br><br><b>NOTE: </b> <br><br>➹If the plastic vanes shape is distorted, please put the vanes into 176℉-194℉ hot water for a few minutes, they can be recover the original shape. <br><br>➹This is NOT a toy do NOT shoot at people. <br><br><b>GUARANTEED QUALITY</b> <br><br>1. If you are not 100% happy with these bolts for any reason, please contact us, Jocoo provide 12-Month Worry-Free Warranty. <br><br>2. Jocoo products have been well checked before delivery, but we cannot 100% guarantee the items when shipping to you. <br>Any problem please feel free to contact us and we will do our best to solve it for you.