SMC CQSW Series, Compact Type Cylinder, non rot, Double Acting, Double Rod, CDQSWB16 30D Stroke_401^950mm Specification item model symbol Specification Specification item model symbol Specification information built in magnet D built in magnet installation support B Basic type tube inner diameter 20 tube inner diameter 20mm cylinder stroke 20 cylinder stroke 20mm dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None option CM With rubber cushion Specification item model symbol Specification information built in magnet D built in magnet tube inner diameter 125 Tube inner diameter 125mm Types of port screws Rc cylinder stroke 10 cylinder stroke 10mm body options Standard (rod end female thread) Auto switch mounting groove Z 4 sides auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard