QSC AC-MR4 – Mud Ring for AC-C4T Ceiling Loudspeaker (6-Pack) is backordered and will ship as soon as it is back in stock.
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Product Overview
The QSC AC-MR4 is a flanged mud ring that lets installers rough in AC-C2T and AC-C4T ceiling loudspeaker locations before the finished ceiling is complete. It is priced and packaged as a six-pack for new-construction projects.
Product Description

The QSC AC-MR4 flanged mud ring bracket is used for pre-installation of AC-C2T and AC-C4T ceiling loudspeakers in sheetrock or plaster surfaces, establishing the cutout and mounting reference during rough-in. Packaged six per box, it streamlines coordinated AV and drywall scheduling on larger commercial installations. Pair it with the matching QSC AC-C4T ceiling loudspeakers.
Key Features
- Pre-installation rough-in — The flanged mud ring fixes the speaker cutout and mounting reference before the ceiling is finished.
- Drywall and plaster ready — It installs into sheetrock or plaster surfaces for clean, coordinated finishing.
- Six-pack packaging — Sold six per box to support multi-location commercial ceiling installs.
Technical Specifications
| Specification | Detail |
|---|---|
| Type | Flanged mud ring (pre-install bracket) |
| Compatibility | QSC AC-C2T, AC-C4T ceiling loudspeakers |
| Surface | Sheetrock or plaster |
| Packaging | 6 per box |
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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