 Visit them at burkstractor.com, casece.com, or call Stan at 208-550-1368 to get your Case CX-37C Mini Excavator today. My name is Karen Clifford, and I'm a very active 71-year-old. I had spine issues that caused my feet to feel as though I was walking on bubble wrap and eventually sharp rocks in my shoes. I tried everything, inserts, creams, podiatrists, injections. Nothing improved the situation.