1 Set Speaker Port Tubes Subwoofer Bass For Reflex Tube Bass Woofer Vent Box Loudspeaker Port Vent Black 99mm X 82mm Speaker Port Tube Subwoofer Bass Reflex Inverted Tube 99mm X 82mm Black Speaker Set

1 Set Speaker Port Tubes Subwoofer Bass for Reflex Tube Bass Woofer Vent Box Loudspeaker Port Vent Black 99mm x 82mm speaker port tube Subwoofer Bass Reflex Inverted Tube 99mm x 82mm Black Speaker Port Tube Set of 2PCS
Features:
Compared with a speaker without an inverter tube, this structure can significantly the low-frequency radiation intensity, increase the volume, and improve the efficiency of the speaker..
It can increase the volume of the without increasing the power of the speaker itself..
Standard mount holes make this tube easier and convenient to install than others on the market.
These port tubes can overcome the poor sound quality and you can experience good looks, low distortion, and superior overall sound quality..
brand new and high quality
Perfectly replaces your old and broken sound guide tube

Specifications:
Item: Speaker Port Tube
Material: ABS
Color: Black
Quantity:2PCS
Size::approx 99x91mm/ 3.9x3.58in
Inner Diameter: 82mm/3.23in

Package Includes:
2 PCS x Speaker Port Tubes (Without Speaker)

Note:
Please check the mountingn size clearly before buying the item.
Due to the lighting effects and angles, there is color difference in the product, please understand.
Due to manual measurement, there is a tolerance in the product size.