New:

Model # GK5-8

Aluminum Project box, Enclosure 2" X 5" X 8" long (5",6",7",10",12" also avalaible in stock see ebay listings)

Extrusion fetures:

*Outside Dimentions: 1.8" X 5"

*comes with front and back panels with screws

* black anodizes

* standard lengths are 5", 6",7", 8", 10", 12"

* 36" long extrusions are also avaliable (not anadized) 

More Info See: http://gkphotonics.com/ee.html