2Pcs 71 x 102mm ABS Plastic T9 Subwoofer Airflow Port Tubes Horn Mouth Design Bass Speaker Port for 6 to 10 Inch Subwoofer

1.Made of ABS plastic material, sturdy and durable, suitable for 6-10inch speaker.Adopt exquisite workmanship, ideally fit your speaker, reliable to use.2.The inverter tube is mainly to pour the sound pressure of the airflow vibrating inside to the front, and overlap with the sound pressure radiated from the speaker to make a bass effect.3.The inner wall is smooth, with both ends designed as horn mouth. Smooth airflow, obviously reducing the sound.4.The speaker phase-inverting hole, also called sound tube or air hole, is often used in the inverted-phase speaker.Specification:Item Type:InverterTubeColor:BlackTotal Length: Approx.102mm/4in(as shown)Hole Diameter of the Speaker Shell: Approx.71mm/2.8in(as shown)Material:ABS plasticCompatibility:6-10inches speakerPackage List:2 x Inverter Tubes

• Enhanced Bass Performance: Our horn mouth design optimizes airflow to deliver deeper and richer bass tones for your 6 to 10 inch subwoofer
• Smooth Internal Construction: The precision-molded ABS plastic inner wall ensures minimal air turbulence for clear sound reproduction and reduced port noise
• Sturdy and Durable Build: Crafted from robust ABS material, these ports are built to withstand long-term use and maintain their shape for consistent audio quality
• Ideal Fit for DIY Projects: With a 71mm opening and 102mm length, these tubes are engineered to seamlessly integrate with standard speaker enclosures for a professional installation
• Complete Package for Setup: Includes 2 identical inverter tubes, providing everything you need for a dual-port configuration or a convenient spare