Upper Rudder Roller 

Murrays Part# 56-4009

This plastic spacer/ roller is used in the locking mechanism of Prindle Rudder systems. It is also used as a boom roller. The Prindle Rudder Upper Roller is Performance Sports factory rudder internal upper plastic roller for all Prindle cats. Limited to stock on hand. 1/4" wide x 1/2" diameter with 1/4" hole.

Prindle Part# 4009