SMC MHSJ3 Series, Air Gripper, 3 Finger, w Dust Cover, MHSJ3 50D Stroke_05^25mm 6121 ProSeries® Weather Tough® Covered 6121 ProSeries® Weather Tough® Covered Laminated Padlock features a 2 1 8in (54mm) wide heavy steel body to withstand physical attack and a 1 1 8in (29mm) tall Specification item model symbol Specification information form doesn't exist bearing type M plain bearing Mounting support type B Basic type tube inner diameter 20 tube inner diameter 20mm Types of port screws Rc cylinder stroke 100 cylinder stroke 100mm Stroke adjustment symbol doesn't exist dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None auto switch Without auto switch Auto switch additional symbol 2 with or without Auto switch mounting bracket doesn't exist Custom made specifications standard