92mm x 260mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 1pcs Toggle Switches Great for use in family

Great for use in family and factory window

Weight: 70g / 2

Does not include potentiometers

75" (L * D)

Temperature Resistance: highest 100

92mm x 260mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 1pcs Toggle Switches Great for use in familyFeatures: 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