Rega Atlas Tracking Force Gauge MK2Atlas MK2 The Rega Atlas Tracking Force Gauge MK2 is designed to be easy to use, consistent and exceptionally accurate. Rega's engineers have meticulously selected each component to offer the highest possible performance. The Atlas was born out of frustration having used so many outsourced gauges in their tonearm production areas over the years for them to consistently fail after minimal use. The re designed MK2 version now offers a much wider weight