Gold Tip Ultralight Entrada 500 Arrows with 2-Inch HP Vanes (Pack of 12) 1 dozen black carbon arrows with 2" HP vanes 6.3 grains per inch with a +/- 2 grain weight tolerance .246 GT-Series nocks and .246 Accu-Lite inserts included Shafts are 30" long, have a straightness tolerance of +/- .006", have a .500" spine, have an outside diameter of .285" and inside diameter of .246" Vane and nock colors vary