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Single acting cylinders are hydraulically driven in one direction. These cylinders are used in many general purpose applications when retract speed is not a requirement. This cylinder type requires a pump source with a single acting valve for proper operation.
Both spring return and load return cylinders are constructed and operated in a similar manner, but function differently on the return.
Simplex RLS series cylinders provide the ideal fit and force required for most bridge lifting and pier cap maintenance jobs.