| Precision Series Precision grade models are designed for high performance applications requiring the highest degree of positioning accuracy. They offer a steel body design with precisely ground mounting surfaces & manufacturer of bearing ways. They include higher resolution linear encoders, and are slope corrected, professional laser tested and certified for optimum precision. • 4g acceleration • Repeatability to t 0.4 |um • Straightness t 0.4 |um • Steel body construction • Precision ground mounting and bearing surfaces • Hard chrome protective finish |