BIALFA COBALT M42 41 X 1.3 X 2/3 4735
BIALFA COBALT M42 41 X 1.3 X 2/3 4770
BIALFA COBALT M42 41 X 1.3 X 2/3 4870
BIALFA COBALT M42 41 X 1.3 X 2/3 4880