C4 speaker phase guide pipe HIFI audio guide pipe

C4 speaker phase guide pipe HIFI audio guide pipe
Item: C4 sound hole Product Name: C4 speaker phase guide pipe HIFI audio guide pipe
Descriptions: Material: ABS
Size: outer diameter: 59mm, inner diameter: 40mm
Box entry opening 45mm * length 117mm
Bottom outer diameter: 36mm, bottom inner diameter: 33mm


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