60=30+30 mm/2L/SN
60=30+30/2L/SN
70=40+30/2L/SN
80=40+40/2L/SN
60=30+30 mm/3L/SN
60=30+30/3L/SN
70=35+35/3L/SN
70=40+30/3L/SN
80=40+40/3L/SN