ORIGINAL: ccab17
when it comes to servos, is it possible to not use servos arms? and just use the holes in the circular part of the servo if it works well?
If you mean an output wheel such as
http://www2.towerhobbies.com/cgi-bin...?&I=LXH364&P=7
then YES, that would be fine. You can't use a clevis with one of these though or even an L-bend. You will need to use a Z-bend or something like these
http://www2.towerhobbies.com/cgi-bin...4&I=LXE114&P=K