2 Pack 1" ID x 4" Flared Port Tube Venting Small Speaker Cabinets 260-470 Rack Cases - Carpet Covered 2F Requires 1-3/8" opening

Requires 1-3/8" opening

Black Oxide Finish

using the abbreviations below that are next to the connector option you need:

91'' Split · 5 Mounting Holes

* Comes with mounting screws and key

2 Pack 1" ID x 4" Flared Port Tube Venting Small Speaker Cabinets 260-470 Rack Cases - Carpet Covered 2F Requires 1-3/8" opening2 Pack high quality port tube features an external flare for reduced port turbulence and enhanced aesthetic appeal. Perfect for tuning small high performance bookshelf or micro speakers. Ports are a press fit style and can be trimmed to length if needed. Requires 1 3 8" opening. Overall diameter is 1 5 8".