Gas Pro Naca 170 is the best vane to maximize arrow speed and optimize stability, thanks to the patented NACA design.
In a compact shape of just 1.7'' (43mm), the vane is capable of stabilizing arrows such as larger dimension vanes. 
Made with the best Gas Pro material available, produced in Italy, the NACA 170 Vane is an excellent choice for any type of shooting, 50m target as well as Field or 3D Shooting Competitions.
Supplied with a practical fletching adapter helps fletching perfectly in the center of the shaft and offers the best Gas Pro fletchingexperience.

NACA 170 Technical specifications:

• Increase rotations by up to 400%
• Gyroscope effect for better grouping
• Maximizes arrow speed
• Patented Naca design
• 43mm Length (1.70'') and 9mm Height (0.35'')
• Weight approximately 6.7 grains
• Available in 8 colors
• Supplied with fletching adapter can be used on Bitzenburger type fletching devices
• Made in Italy