Hobie factory replacement mast ball for the Hobie 17 and the Hobie Wave. Ball measures 1-1/2" diameter with a 9/16"-18 threaded hole. This ball can also be glued for use on Trac 16.
- This is the hard plastic ball that the mast sets on and rotates on
- Fits Hobie Wave and Hobie 17 only
- The stud that ball screws onto measures 9/16″ diameter