Since housing is installed precisely and the gap dimensions are within the acceptable range. The hard disk is easy to assemble, everything needed, except for a verbünftigen screwdriver is. The hard drive is shaking a little bit, which can be fixed with appropriate pads, but not necessarily need. The external power supply and the connector in the housing are designed robust and not so new 0.2mm holes ... The 3TB drive that I have built, is recognized everywhere 3TB drives run usual. For the price it is a very good housing.