Product Information - Dual-shaft Air Cylinder (PCCD) Dual-shaft Air Cylinder (PCCD) Country of Origin: Taiwan Model: n/a Material: Aluminum alloy Dual-shaft, dual-cylinder design doubles power output. Main shaft is of medium carbon steel, hard-chrome-plated and ground. Body surface hard-anodized, with 0.3mm thick hard-finish layer. imported O-ring and packing as well as built-in magnets. More Specifications