This tenon adapter allows you to convert the top of a 3 inch round pole into a 2-3/8 inch tenon.Any standard 2 3/8" slip fitter will fit over this bracket....

This tenon adapter allows you to convert the top of a 4 inch round pole into a 2-3/8 inch tenon.Any standard 2 3/8"" slip fitter will fit over this bracket....