SMC CQ2 Z Series Long Stroke Type Compact Cylinder, Double Acting,Single Rod, CDQ2A80 125DCZ M9NL Insulated Screwdriver Handle Set Specifications standards JIS K Specifications standards JIS K 7215 compliant Specification item model symbol Specification information With auto switch D With auto switch Mounting support type B Basic type tube inner diameter 16 tube inner diameter 16mm cylinder stroke 20 dual stroke mark No dual stroke mark cylinder stroke 2 Cylinder stroke 2 None Cylinder additional symbol A air cushion Port location on head cover 90° about axis rocking support bracket no metal fittings rod end bracket no metal fittings auto switch Without auto switch Auto switch additional symbol 2 with or without Auto switch mounting type B band attached Custom made specifications standard