Detail 01
5 in. port
Wide enough to pass a standard kick mic through and reach inside the drum.

Independent shopping perspective
A 5-inch black port hole ring for cutting a vent in a bass drum front head. For drummers adding a mic hole to a resonant head.

Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Wide enough to pass a standard kick mic through and reach inside the drum.
Detail 02
It trims and reinforces a hole you cut yourself. You still need the front head.
Detail 03
Disappears against a black head and reads as a deliberate ring against white or clear.
Detail 04
Stops the cut film from tearing further and keeps the hole from growing under vibration.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
No. It is the port ring only. You fit it to a resonant head you already own or buy separately.
Yes, 5 inches clears a standard large-diaphragm kick mic and lets you position it inside the drum.
Trace the ring's inner diameter on the head, then cut just inside the line. Cut small — you can always trim more.
Yes. Venting air shortens sustain and tightens the note, and gives you mic access. A sealed head stays boomier.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.