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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
Voltage: AC 110/120V
Easy to use: Insert the bolt into the nut
* Suitable for curtain rods with a maximum diameter of 15mm
Mounting Hole Distance: 83mm / 3
Name: Graphite Blank Block
65mm x 180mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box 2pcs Brass 8mm Hose Barbs Voltage: AC 110/120VFeatures: 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
