Gold Tip Ultralight 300 Target Arrow Shafts (Pack of 12) 1 dozen black carbon arrow shafts ONLY; no components 8.5 grains per inch with a +/- .05 grain weight tolerance Shafts are 32" long, have a straightness tolerance of +/- .003", have a .300" spine, have an outside diameter of .296" and inside diameter of .246" Shafts ONLY; Does NOT include nocks or inserts All components sold separately