You can determine how stable or maneuverable your board rides by adjusting your kingpin. If you want your board to be more stable at higher speeds take your Skate T-Tool and tighten your kingpin nut by turning it clockwise.

  

 

If you want your board to be more maneuverable at lower speeds, take your Skate T-Tool and loosen your kingpin nut by turning it counter-clockwise.