uxcell 5pcs 75x110mm/3 x 4.3" Speaker Port Tubes for Subwoofer Bass Boxes, Bass Woofer Boxes, Speaker Boxes, Bass Air Ports for DJ/PA Speaker Cabinets

Speaker port tubes are used to improve the bass response of various types of speakers. A variety of types are available to support vented box designs, and tubes of all shapes and sizes are available, including adjustable-length ports and flared ports. Total Length: 110mm/4.3"; Opening Diameter: 75mm/3"; Maximum Diameter: 80mm/3.1"; Material: Plastic; Package Includes: 5 x Speaker Port Tubes Normal tubes cause unpleasant turbulence at the port inlet and outlet, resulting in unwanted noise and poor sound quality. These port tubes overcome these conditions, allowing you to experience better looks, lower distortion, and overall sound quality. These port tubes are reliable and convenient to install, while also providing a finished, professional look to your bass speaker build project. Standard mounting holes make these tubes easier to install than others on the market. Please carefully check the size before purchasing your speaker box.