6/12pcs Archery Crossbow Arrow OD 8.8mm Mix Carbon Crossbow Bolts 16/17/18/20/22" Shaft 4" Rubber Feather 

Material:Mix Carbon
Length:16/17/18/20/22inch
Color:2red-1white/2green-1white
OD:8.8mm
ID:7.6mm
Feather Material:Rubber
Feather Size:4inch Shield Shape
Weight:About 27.8g/20inch
Arrowhead Weight:125grain
Fit For:120lbs Crossbow Hunting Shooting