Size: opening 18mm * length: 36mm
Outer diameter: 22mm, inner diameter: 15mm
Bottom outer diameter: 15mm, inner diameter: 13mm
| Small speaker inverted tube guide tube curved spea |
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| Item： | Opening 18mm * length: 36mm small sound hole | Product Name： | Small speaker inverted tube guide tube curved spea |
| Descriptions： | Material: ABS
Size: opening 18mm * length: 36mm
Outer diameter: 22mm, inner diameter: 15mm
Bottom outer diameter: 15mm, inner diameter: 13mm |
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