Material: iron
Dimension: outer diameter: 137mm * 90mm
Inbound: 110mm * 62mm
Screw hole: 4mm
| Stage speaker junction box mounting plate input wi |
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| Item： | Double 4-core ohmic head back plate iron box | Product Name： | Stage speaker junction box mounting plate input wi |
| Descriptions： | Material: iron
Dimension: outer diameter: 137mm * 90mm
Inbound: 110mm * 62mm
Screw hole: 4mm |
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