New:

Model # GK4-6 RED

Aluminum Project box, Enclosure 2" X 4" X 6" long Red Anodized with Black End Panels

Extrusion fetures:

*Outside Dimentions: 2" X 4"

* Inside Dimension is 1.75" X 3.75" X 6.00"

*1/8" thick with 0.070" groves (verical and horizantal) for PC boards

*comes with front and back panels with 4-40 screws

* Red Anodized with Black End Panels

* standard lengths are 5", 6",7", 8", 10" and 12" in Black Anodized

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

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