Diametro Ø : 12
9253241010, 0084208518, 0084209218, 0074206018, 0094209618, 7302881
4231049000, 0074200118, 81511016175
4231069000, 0004207524, 81511016115, 1010154, 6212188, 834483
BS7309, 9254600000, 9254601210, 9254601200, 0154204718, 1505439