It's the Truss-frame, Watson makes them, and he currently also has a limited run in black for all you A4/Octa-men
https://sites.google.com/site/companyofquail/homeThing on the side is the SPL Phonitor, headphone-amp, makes it way easier to create perfect mixes on headphones. Actually it makes it way easier(for me at least) to do mixdowns on cans than on monitors as you can gradually change crossfeed, center level and speaker angle. So shift in and out of can precision into real stereo-mixes.