Now available with the new G Nock UNI System installed. Get FatBoy for a stronger, straighter and more accurate carbon arrow line cutter. The number one carbon arrow for IBO & ASA professional shooters. FatBoy offers speed, large diameter, and Easton accuracy resulting in higher scores for serious archers. Straightness: ± .003 Weight tolerance: ± 2.0 Black, micro smooth finish Carbon.