This sheffer 4C20FF3K pneumatic air cylinder, 4" bore, 3" stroke, front flange mount is a linear actuator/cylinder. It generates linear force through hydraulic or pneumatic pressure, extending and retracting to actuate connected machinery. Key specifications noted on this listing include 4" Bore, 3" Stroke. It is commonly in production machinery where controlled push, pull, or clamping force is needed.
