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Ships within 48 hours · Estimated delivery Nov 5 - Nov 10
low temperature shrinkage and fast shrinkage
Head Size: 10x4mm/0
3521A-T04A
Straight 4 flutes are ground to provide rapid chip removal for efficient threading
Standard thread diameter: The thread is clear
65mm x 74mm Speaker Port Tube Subwoofer Bass Reflex Tube Bass Woofer Box Port Tube Vent 20set low temperature shrinkage and fastFeatures: 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
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