Ted Nugent's Signature Series offers three distinct choices, each with its own unique Nugent style If you're going to "wack'em and stack'em" you'll need arrows that are stronger, faster and harder-hitting Fletched with 2" Raptor vanes, includes GT Series nocks and Accu-Lite inserts Straightness Tolerance: +/- .006" Weight Tolerance: +/- 2 grains Available spines: 500 (8.4 gpi), 400 (9.3 gpi), 300 (10.8 gpi)