Monthly Archives: June 2013

Piranha propellers hydrobite series

Due to improved performance in testing, and feedback from customers, Piranha will be converting the entire line over to the hydrobite series. New product will filter in as old stock sells out. Piranha propellers also made a change to the A style 3 blade hubs and the new and old blades still fit in both style […]

Boat propeller diameter and pitch

The first number on your boat propeller is the ‘diameter’, or straight line distance in inches, from a blade tip to the center of the of the hub, times two. The second number is the ‘pitch’, or theoretical distance in inches that the propeller would travel forward in one single revolution.