Barnett Headhunter Crossbow Arrows - 5 Pack Outer Diameter: 0.347in Inner Diameter: 0.3in Straightness: +/- 0.006 Field Tip Size: 11/32 13.78 Grains Per -Inch Matched with 100-Grain Point Includes: (5) 22in Carbon Arrows Moon Nocks 24F Field Points Select a Model to see Compatiblity.