Features: This durable tweeter horn adapter is made of high quality ABS material, sturdy, durable and long service life. Universal treble for head adapter adopts long distance hole designs, more strong usability and applicability. You never have to worry about breaking again. The tweeter drive for head has a professional manufacturing, stable characteristics and high reliability. Apply to connection of treble drive for head and horn above stage voice boxes. Specifications: Material:ABS Color:Black 38mm to 26mm Horn Converter Maximum Screw Hole Distance:Approx.100mm/3.94in; 38mm to 26mm Horn Converter Diameter:Approx.120mm/4.72in 38mm to 26mm Horn Throat Orifice Maximum Screw Hole Distance:Approx.100mm/3.94in; 38mm to 26mm Horn Throat Orifice Diameter:Approx.115mm/4.53in 50mm to 26mm Horn Throat Orifice Maximum Screw Hole Distance:Approx.100mm/3.94in; 50mm to 26mm Horn Throat Orifice Diameter:Approx.115mm/4.53in Option Type:38mm to 26mm Horn Converter Connector;38mm to 26mm Horn Throat Orifice;50mm to 26mm Horn Throat Orifice; Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Tweeter Horn Converter for Head When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it