Manufacturer wholesale audio junction box speaker

Manufacturer wholesale audio junction box speaker
Item： Junction box D281 round two position junction box Product Name： Manufacturer wholesale audio junction box speaker
Descriptions：
1: Red gram shell D281 round two position junction box
 
Material: black ABS, red gram column
 
Specification: excircle diameter: 75 mm, opening diameter into box: 48 mm
 
2: Hongke D282 round two position junction box
 
Material: black ABS, red gram column
 
Specification: excircle diameter: 82 mm, opening diameter into box: 58 mm
 
3: Hongke D283 round two position junction box
 
Material: black ABS, red gram column
 
Specification: excircle diameter: 90 mm, opening diameter into box: 61 mm

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