This adapter will enable you to attach a spit rod from 5/16″ to 1 3/8″ round or 5/16″ up to 1″ square. This will enable you to use a spit roster motor that has a 1/2″ shaft with a T slot. It has 4 set screws so you can easily attach the spit rod of choice.

Made in the USA from 6061 aluminum.  

Spit roaster motor, mounting brackets, and rods sold separately.