The ALIS Spider can be ordered from this site, or alternatively, if you have the required techical know-how and the ressources available, you can build it yourself.
You can find blueprints and plans on the COATI website:
As PDF files : Spider ALIS v6.0_Pdf.zip
Or you can download the CAM and Eagle files on Google Drive; Spider_ALIS_v6.0_2.zip