99mm x 160mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs 7mmx14mmx5mm Material: Plastic

Material: Plastic

*Furniture Casters Alloy Plastic 2 Inch Twin Wheel with Brake

Weight: 2200g

To connect aluminum profiles straight lengthened connection between two profiles

99mm x 160mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs 7mmx14mmx5mm Material: PlasticFeatures: 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