Here at Circle Track we're always looking for new parts, ideas, techniques, and really anything that makes you faster and helps you win. Recently, we found a couple of things that we think will help, ...

This close-up of the ball contact in a profile projector shows a gothic arch. It consists of at least two radii slightly larger than the ball used, but offset so the raceway touches the ball on both ...

Engineers working with ball screws usually use conventional life-expectancy equations for nuts with two-point contact. When it comes to four-point contact nuts, however, many manufacturers that sell ...