dural 15" mids help

cant some body help me out and design me a dural 15 + 2" driver with pipe port...bass reflex style tune between 50 to 60hz to go on top of some cbe-18 will play biamp my max is 20w x 46h x ?d (508x1168x?)
15 spk will be 15nmb420 www.eighteensound.com/index.aspx ... ct&pid=260
2" horn cgi.ebay.com/ws/eBayISAPI.dll?Vi ... K:MEWAX:IT
driver will be the P AUDIO_BMD750.8 www.loudspeakersplus.com/product ... BMD7508/or something better around the same price

would love to get some help
thanks
T.Gees

why not build another pair of those in your picture? they look good

ya that was the plan but the problem is we storing them in the house an my mids is 1236mm hi an it touchin the celing so if i do 1168 or less it will fit.....

change the airport location and shape to reduce the height.

bitzo wrote: change the airport location and shape to reduce the height.

well i know thats what i need to do but when it comes to design in an port lenght an tune in am no good but i can build.... so if some1 could help me out i would realy like that