Crown only stepped up to the plate when a number of huge users started buying Yale, Linde, anything but Crown. The Original 5000 Series with Access 1-2-3- was a sales and service Disaster on Wheels. It may be fixed now, after 10 years. All I am saying is: Why be a pioneer with a brand new product. Go with a proven, dependable, reliable product. A Turret truck unit is a huge commitment.