Features:

• Convert any 4-inch square pole to a 2 3/8-inch tenon by using our tenon adaptor for 4-inch square poles.
• Made from heavy-duty steel.
• Will be mounted inside of the pole.
• Suitable to be mounted on concrete, wood, or steel square poles.
• Mounting: 2-3/8 in. I.D. Slip Fitter/4 in. Square Pole
• Metallic Bronze Finish.
• SPECIAL DISCOUNTS For CONTRACTORS & DISTRIBUTORS; Quick Phone Support
  ; US-based Factory; Direct Factory Pricing; 5 years warranty without hassles.