This tenon adapter with 3 horizontal tenons at 120degree converts the top of any pole with a vertical 2 3/8 inch tenon into 4 horizontal 2 3/8 inch tenons at...

This tenon adapter with 3 horizontal tenons at 90degree converts the top of any pole with a vertical 2 3/8 inch tenon into 4 horizontal 2 3/8 inch tenons at...

This tenon adapter with 2 horizontal tenons at 90degree converts the top of any pole with a vertical 2 3/8 inch tenon into 4 horizontal 2 3/8 inch tenons at...