FANE Loudspeakers - The Colossus 18XB is intended for use as a high-output sub-bass driver either singly or in multi way systems. The unit features a 4 inch 'sandwich' inside and outside
![Best SPL acoustic box for FANE colossus 18XB - Speakerplans.com Forums | Speaker plans, Subwoofer box design, Speaker box design Best SPL acoustic box for FANE colossus 18XB - Speakerplans.com Forums | Speaker plans, Subwoofer box design, Speaker box design](https://i.pinimg.com/originals/b5/d2/28/b5d22881c4e95d4e44f89e1cf69fd707.jpg)
Best SPL acoustic box for FANE colossus 18XB - Speakerplans.com Forums | Speaker plans, Subwoofer box design, Speaker box design
![Fane Studio Colossus 18 bass woofer | Bass | Speaker Parts | Spare Parts | Others and Accessories | Spring Air Fane Studio Colossus 18 bass woofer | Bass | Speaker Parts | Spare Parts | Others and Accessories | Spring Air](https://www.springair.de/media/image/09/cb/16/68491.jpg)