JBLPOLE-MA-B vs MTC-300BB8-B — Compare
JBL Manual Adjust Speaker Pole (JBLPOLE-MA) B-Stock vs JBL MTC-300BB8 Backbox For 8" Control 300 Series Drivers B-Stock
The JBLPOLE-MA is a manual speaker pole for live sound and touring setups requiring height adjustment, while the MTC-300BB8 is a fixed ceiling-mount backbox enclosure for permanent commercial and institutional installations. Choose the pole if you need portable speaker support; choose the backbox if you're installing in-ceiling speakers in buildings.
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JBL Manual Adjust Speaker Pole (JBLPOLE-MA) B-Stock
JBL MTC-300BB8 Backbox For 8" Control 300 Series Drivers B-Stock
Specs side by side
| JBL Manual Adjust Speaker Pole (JBLPOLE-MA) B-Stock | JBL MTC-300BB8 Backbox For 8" Control 300 Series Drivers B-Stock | |
|---|---|---|
| Price | $137.55 | $139.17 |
| Brand | JBL | JBL |
| Condition | Refurbished | Refurbished |
Why choose JBL Manual Adjust Speaker Pole (JBLPOLE-MA) B-Stock
- ✓ Manual height adjustment from 36 to 55 inches for flexible speaker positioning
- ✓ Aluminum and die-cast zinc construction rated 30x stronger than plastic alternatives
- ✓ Broad compatibility across JBL subwoofer lines (EON, PRX, JRX, IRX, STX, VRX, SRX)
- ✓ Portable design suits live performance and touring workflows
Why choose JBL MTC-300BB8 Backbox For 8" Control 300 Series Drivers B-Stock
- ✓ Purpose-built for in-ceiling installation in commercial and institutional spaces
- ✓ Acoustically optimized 0.71 cubic foot internal volume delivers extended bass response
- ✓ Heavy-duty 16 gauge metal with MDF lining eliminates resonances
- ✓ Multiple safety certifications (UL-2043, UL-1480, NFPA90, NFPA70A) for regulated plenums
Frequently asked questions
Can I use the JBLPOLE-MA in a fixed installation?
Yes, the pole works in permanent installations, but it is designed for applications requiring height adjustment and portability. If you need a fixed mounting solution, the MTC-300BB8 backbox is engineered specifically for permanent ceiling installations.
Is the MTC-300BB8 suitable for live events or touring?
No. The MTC-300BB8 is a fixed in-ceiling enclosure designed for permanent commercial installations. It requires ceiling cavity space and integration into drop-ceiling grids, making it unsuitable for portable or touring applications.
What is the weight capacity difference, and which is stronger?
The JBLPOLE-MA supports up to 75 pounds and features die-cast zinc fittings rated 30x stronger than plastic alternatives. The MTC-300BB8 is not a weight-bearing support; it is an acoustic enclosure with 16 gauge metal construction designed for resonance control in fixed installations.
Do these products work together?
No. The JBLPOLE-MA is a standalone speaker support pole for subwoofers, while the MTC-300BB8 is a backbox enclosure for mounting 8-inch Control 300 series ceiling drivers. They serve entirely different installation types and cannot be combined.