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Feature:

1. The inner hole is about 54mm in diameter and is generally used for 6-10 inch speakers, subwoofers, etc.
2. The speaker shell open hole diameter is about 60mm, the airflow is very smooth.
3. Speaker inverting hole, also known as sound tube and air hole, often used in inverting type speakers.
4. It is mainly to overpower the air sound of the speaker vibration in the box and overlap the sound pressure of the radiation in front of the speaker to produce a bass effect.
5. Made of high quality material, this product is sturdy and durable.

Specification:

Item Type: Inverter Tube
Total Length: Approx. 150mm / 5.91in (as shown in picture)
Speaker Shell Open Hole Diameter: Approx. 60mm / 2.36in (as shown in picture)
Inner Hole Diameter: Approx. 54mm / 2.13in (as shown in picture)

Package List:

Inverter Tube x 2

1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.

1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails.

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