Audio-Technica AT615 Precision Level from Japan
With the Audio-Technica AT615 you can level turntables, CD, DVD and Blu-ray players and equipment racks. It is important to level for rotational speed consistency and tracing accuracy.
Housed in a 36 mm diameter polished machined aluminum cylinder, the AT615 spirit level is both accurate and very easy to use. Place it on the center and four corners and level each shelve. Then level the equipment.