The name says it all. This incredibly light and strong micro-diameter shaft was developed using cutting-edge carbon manufacturing techniques. This shaft uses fine-tuned spineto- weight ratios to maximize speed, kinetic energy, penetration, and also to provide the flattest trajectory possible. FEATURES: .001 & .003 Straightness or Straighter +/- 1 Grain Weight Tolerance 32 Shaft Length FLETCHED ARROWS INCLUDE: Black Eagle Arrows Micro-Nock - 8 Grains 2 Vanes - 18 Grains Black Eagle Arrows Black Anodized Outserts