Diametro Ø : 30
4231049000, 0074200118, 81511016175
BX7518, 9253712000, 9253761060, 0883547, 0879098, 1935390, 5021170324
4231069000, 0004207524, 81511016115, 6212188, 6212188, 1010154, 1738480, 834483
BS7304, 9253840160, 9253840010, 0074203624, 4454107730, 6609441