Using this in ST L-Size with T80 (FH) and T05 (BH) and loving it! It's just so much fun to play with. The flexibility and control is special. First bought the regular handle size and quickly realized it's too small for me. Passed that one to a friend and ordered the L-Size right away.
Photos here:
https://www.tabletennisdaily.com/forum/showthread.php?17386-Nittaku-Violin-ST
Photos here:
https://www.tabletennisdaily.com/forum/showthread.php?17386-Nittaku-Violin-ST