FATURES: Improved productivity and better control through foot pedal. Extremely compact, durable, lightweight and portable package - useful in confined areas. Makes pulling tubes faster and easier. Quick and easy arrangement to reduce downtime. Lowest priced system available. Safe - Totally air operated for use in explosive environments. Air - Powered Hydraulic Stub Puller set consists of: Self Tapping Spear. Air Powered hydrulic Pump with FRL unit. Stub Puller cylinder assembly (supplied in 2 models). Carrying case..