920B 10 - 11 - 12 - 13 - 14 - 15 - 16-17 - 18 - 19 - 20 - 21 - 22 -23-24 - 26 - 27 - 28 - 30 - 32 mm

920/21 125 mm

920/22 255 mm

920/25

920/42

920/55