Try Slow squash jelqs.If you don't get any expantion from the SSJ you're doing something wrong..try and get a bathmate,it will help you gain girth much easily.
The reverse kegel serves one thing in stretching, it allows you to stretch your penis with out loss to the PC muscles. This theory was proposed in DLD Blasters and to understand with greater comprehension I suggest reading through the original thread. Reverse Kegels can be used with any stretch to avoid muscular pullback.