Linear housing SMTGOI, Tandem, open, without bearing

Here you can find housings WITHOUT linear ball bearings of series SMTGOI
Type SMTGOI: Tandem, open, 4 mounting holes
Tandem housings can accommodate 2 linear ball bearings. With regard to the load to be accommodated, the load rating of the installed linear bearing must be used and this from any direction. The housing units can be mounted upright, suspended or sideways.
The housing material consists of die-cast aluminum.