SMC CDQ-Z Compact Cylinder SMC have improved there already excellent CQ2 range of compact pneumatic cylinders. The CQ2-Z series of this popular range of compact actuators has an entirely redesigned body that is 5-13% lighter than the original and increased auto switch mounting options. Integrated auto switch channels designed for the dual colour solid state switches reduces the risk of damage during installation and maintenance. Available in bore sizes 32 to 63mm and 5, 10, 15 and 75mm stroke options.