Diameter Ø : 20
4231049000, 0074200118, 81511016175
BZ6515, 4253252440, 81504106199, 81504106106, 81504106108, 81504109199, 81504106199
K2B1029, K2B0528XU, 9254310950, 9253213410, 1606835, 1629515, 1731941
BS3547, 4231067000, 4235060810, 81511016467, 81511016483, 20708819, 1542893