SMC MY1B Series mechanical joint rodless cylinder, Guided cylinder basic type, MY1B40 400Z Rotation angles_005^270 Type: Tapered screw plug gauge Type: Tapered screw plug gauge for pipes Specification item model symbol Specification information built in magnet D built in magnet installation support D Double clevis type tube inner diameter 20 tube inner diameter 20mm cylinder stroke 45 cylinder stroke 45mm dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None option M rod end male thread auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard