Auto switch mounting grooves have replaced the CQ2s mounting rails, preventing projection of auto switches and improving ease and safety of work.Double acting, single rod, compact cylinder, Bore sizes *: 12, 16, 20, 25, 32, 40, 50, 63, 80, 100, Standard stroke range *: 5 to 100, Port threads: M *; Rc, NPT or G *, Auto switch capable, CYLINDER, ACTUATOR, CQ2-Z COMPACT CYLINDER, NU, 50MM