Ёмкость резервуара/литры

Hand pumps with double effect activation (the pump delivers oil both pushing and pulling the lever), with check valve on pressure port and wheter with drainage tap for simple effect installations or without tap for emergency installations. Available in three different capacities to allow several applications and to limit the effort on the lever in any situation. The body is in cast-iron with white galvanization and the stem is in nickeled steel.