99mm x 160mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs 7mmx14mmx5mm This cover cap which is

This cover cap which is suitable for plugging on the furniture legs

-Aluminium alloy shell with good heat conduction

Material: Plastic

Model: ME-8108

insert the expansion kit to the wall

99mm x 160mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs 7mmx14mmx5mm This cover cap which isFeatures: Speaker Port Tube is used to improve the bass response of many types of speakers. There are plenty of types to help you with your vented box design, and carries tubes of every shape and size, including adjustable length ports and flared ports. These port tubes are a reliable, convenient installation, while at the same time providing a finished, "pro" look to your bass reflex speaker building project. Normal tubes suffer from nasty turbulence