Aven MC-SK-60B Plastic Stages, SK Series X-axis, ±21 mm Travel, Blue
These stages are designed for applications where it is possible to use a metal stage due to contamination or weight issues. These plastic stages are corrosion resistant, non-magnetic, weatherproof and light weight. Comes with 4 bolting holes. Scales features 1mm increments and 18mm travel per knob rotation.