This is discussed ad nauseum on other sites but the advice in this group is consistently objective and straight forward so...
I'm going to be buying a power cage and...
Doug S. replied:
http://www.amazon.com/gp/aw/d/B004UMM4QC/ref=mp_s_a_1_2?qid=1373991936&sr=8-2&pi=AC_SX112_SY192 I bought that exact unit and I'm very happy with it. $360 shipped, showed up in a week, very sturdy. Unfortunately it's not tall enough to press in but only just. It could easily be lifted a bit onto some 4 x4 s or 6 x6 s. A lot of cheaper racks have their forward lower crossmember right where you want to set your feet to walk out your squats. This one is set back so that's not a problem.