Speaker Cabinet Port Tube 4-5/16" ID Adjustable

This adjustable bass reflex port offers a practical solution for achieving precise low-frequency tuning in your speaker builds. Designed for DIY enthusiasts and audio professionals alike, it allows you to fine-tune the bass response of your enclosure without the need for multiple fixed-length ports. Whether you are constructing a new pair of bookshelf speakers, upgrading an existing subwoofer cabinet, or experimenting with custom audio projects, this component provides the flexibility to adapt to various acoustic requirements.

The telescoping design is the standout feature, enabling you to vary the effective port length from 80 to 160 mm. This adjustability gives you direct control over the tuning frequency, allowing you to optimise bass extension and minimise port noise for a cleaner, more accurate low-end performance. Constructed from durable materials, the port maintains structural integrity even in demanding applications, ensuring consistent results over time. The smooth internal surface reduces air turbulence, further enhancing sound quality.

Ideal for both novice builders and seasoned engineers, this bass reflex port simplifies the tuning process and expands your creative possibilities. With its robust build and user-friendly adjustability, it is a reliable addition to any speaker project, helping you achieve the precise low-frequency response you desire.