HEVO - Alternative Belt Tensioner - 3D printed Edition

Welp... Here it is... what do you all think?
The alternative HEVO belt tensioner...

This edition is the 3D printed parts version (laser cut alum will be coming soon)

2018/11/11
Updated with 2 sets of independent belt pully tensioner

Just print 2 gear holders (the 2 countersinks must be facing together in the middle)
and the backplate

Hardware needed:
m5 nut and bolts x 2 sets (nylon nut is preferred)
m6 t-nuts and bolts x 4 sets (for bolting onto 3030 extrusions)
20 tooth gt2