59 intake pipe used for air compressor; sales codes: m02 / M03 / M30 / M31 / M32 4
083028; 04 / 04; FOR USE WITH INTERMEDIATE SPEED ADJUSTMENT; Compatible subgroups: 083108/083189; Modifications: 906/911/912/913/919/920/921/950/952/954/957/958/981/984/986/987