These stainless steel cylinders have end blocks that are screwed to the tube with intermediate Teflon rings and are classified as both single and double acting. Materials are all tested. Tube and rods are made from stainless steel AISI 304 rod seals in PU with piston seals in NBR plastic guiding element and NSF H1-certified lubricant. The mounting pins on front cap ends both threaded front and rear locking rings. Min-max stoke is at 25÷800 mm with an operating temperature of 0ºC÷80ºC (dry air -20ºC) and operating pressure at 1÷10 bar. If using lubricated air, we recommend utilizing ISOVG32 oil.