SMC CQ2 Z Series Large Diameter Thin Cylinder, Double Acting,Single Rod, CDQ2B125 20DCMZ Abrasive Paper Paper Backing (21000 per minute) (21000 per minute) Specification item model symbol Specification information With auto switch D With auto switch form pneumatic type Mounting support type A Bottom installation type tube inner diameter 32 Bore size 32mm cylinder stroke 50 cylinder stroke 50mm dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None cushion rubber cushion Rod end screw shape rod end male thread rod end bracket no metal fittings auto switch Without auto switch Auto switch additional symbol 2 with or without Custom made specifications standard