Bottom outer hole diameter: 33mm, bottom inner hole diameter: 30mm
The product height is 64mm, and the box entry size is 45mm
| Inlet opening 45mm * length 64mm speaker phase gui |
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| Item： | B17 sound guide | Product Name： | Inlet opening 45mm * length 64mm speaker phase gui |
| Descriptions： | Outer hole diameter: 52mm, inner hole diameter: 32mm
Bottom outer hole diameter: 33mm, bottom inner hole diameter: 30mm
The product height is 64mm, and the box entry size is 45mm |
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