Outter diameter : 8.8mm
Inner diameter : 7.6mm
Straightness:±‰6
Spine:Spine
Material of arrow shaft :carbon
Arrow nock :High quality plastic halfmoon shape
Arrow vane 4" vanes rubber TPU
Arrowhead: Replaceable Steel
With aluminium insert for screwing the arrow tips
Length of arrow shaft :16" 17" 18" 22" or 20"
Usage : Crossbow hunting

