FITS STANDARD UNI-BUSHINGS & CARBON SHAFTS

Turbo Nock instantly twists from the bowstring when released up to two full revolutions withing the first five feet of flight. A Turbo Nock is instantly stabilized with a spin of 4000 to 7000 rpms. When a Turbo Nock is damaged you just replace it. No Fletching. No Waiting. 12 per pack. 1.6 sq. in. vanes