AutomationStore.com® manufacturers ISO 5599/1 series valves at our Easley, SC facility. Our ISO valves are designed to be flexible in design to use M12 central connectors or can be fitted to use our standard 30X30 Cnomo pilot valves. Our CBE valves are a composite design with rubber spool or poppet design while our CME valves are machined Aluminum design with Stainless Steel spools. AutomationStore.com® CBE Valve Catalog downloadAutomationStore.com® CME Valve Selection ChartAutomationStore.com® also offers CKD Pneumatic valve stacks and assemblies:CKD W4GB2 Series Manifolds Page CKD W4GB4 Series Manifolds pageCall (800)270-2104 , email us,or fax (800)921-9983 for a quote today