Rolling Diaphragm Air Cylinders require no lubrication and are virtually frictionless and economical. These Air Cylinders can be used to provide lifting, clamping, pushing, coining, turning and other linear force or actuation motions in many applications. These Air Cylinders are available in eight sizes with each size available in both a spring-return and a double-acting variety, with one or two stroke variations. These Rolling Diaphragm Air Cylinders are manufactured using quality grade components with corrosion resistant treatment.