64mm x 115mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs Extension Cords [Lockout Tag] - Both sides

[Lockout Tag] - Both sides of the padlock body have a tag

Wide Temperature Range - The temperature range is from -50 to 150

Model : HSV-08

Switch Color: Silver Tone

Superior corrosion resistant suitable for salt water applications

64mm x 115mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs Extension Cords [Lockout Tag] - Both sidesFeatures: 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