OS has just come out with a new .75AX. I own a .46AX, two .55AX's and a 1.20AX and all are top notch. I wouldn't anticipate the .75AX not being every bit as good as the others. Should be available at the end of this month.
http://www2.towerhobbies.com/cgi-bin...?&I=LXRPD2&P=0