Thick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mmThick-walled reducer 180/160 mm