Diamètre Ø : 20
4231049000, 0074200118, 81511016175
4231069000, 0004207524, 81511016115, 1010154, 6212188, 834483
BZ6425, I76463, I764631, I764631AT, 1B43151, BZ6422, I69689, 81504106188, 81504106133
BS7304, 9253840160, 9253840010, 0074203624, 4454107730, 6609441