Easton Fatboy Carbon Arrow Shafts are a high quality "fat" carbon shaft for target competitors. The Fatboy meets FITA's arrow diameter maximum of 9.3 mm and is a stronger and more accurate line cutter. Fatboys are shipped with uni-bushings, nocks and inserts are sold separately. Price is per each but Fatboys have a minimum order of 6. Straightness - +/- 005". Weight Tolerance - +/- 2%. Sizes - 500 7.10 grains per inch, 400 7.75 grains per inch, 340 8.30 grains per inch.