Regardless of how forcefully the boat pulls for the duration of fishing, it’s this fiberglass spike’s grip that holds the boat in one spot. You may think of this for a type of spike anchor. The Power-Pole Micro also uses a spike driver to anchor extra lightweight boats like kayaks https://donovantjzoi.thezenweb.com/little-known-facts-about-west-marine-power-pole-installers-70852086