Diameter Ø : 20
BZ4320, -
BZ1614, 340013001
BS3547, 4231067000, 4235060810, 81511016467, 81511016483, 20708819, 1542893
4230045120, 0094206918
BS7304, 9253840160, 9253840010, 0074203624, 4454107730, 6609441