Iwistao 12 Inch Floor Empty Speaker Cabinet for Tannoy

Hi all. I want to diy 12 inches floor speaker with Tannoy HPD 315 unit and iwistao IWISTAO 12 Inch Coaxial Enclosure Floor Empty Speaker Cabinet. But want to cut the holes in advance before shipment, unfortunately I don't have the unit on my hand at this moment. Have someone had measured the sizes before or had have its detailed specification about sizes? Need the sizes as attached photo (the photo download from internet, don't have it now), thank you for your help in advance!

Also, could you offer some suggestions about my project? Thank you!

Link: IWISTAO 12 Inch Coaxial Enclosure Floor Empty Speaker Cabinet 1 Piece Solid Wood Customize Holes Tannoy Style HIFI Audio DIY


Tannoy hpd 315.jpg
 
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