A look at his current baffle this rendering does not show the ports flared.Current rev from cherryman. Very cool ideas, great customer service, easy to talk too, very open to changes.
1.28ft^3 per chamber gross
41" port = .42ft^3. 4x3
Fb=32. F3=28
.78 ft^3. Net volume after all displacements
Outside dimensions
43x11hx14.5 deep.