I do not want to get into pimpin the product.
The nocks have the helical built into the nock itself the spin just like bullets . for more info check out our website at turbonock. com or just type in turbonock on a search engine.

It is hard to separate yourself from a product if you are the one that made it, but I am having a ball hunting again . and My invention is part of the equipment I use to hunt. I especially like small game hunting and I have found that my setup gives me tighter groups than a conventional setup .