BIALFA COBALT M42 20 X 0.9 X 6/10 3080
BIALFA COBALT M42 20 X 0.9 X 6/10 3100
BIALFA COBALT M42 20 X 0.9 X 6/10 3120
BIALFA COBALT M42 20 X 0.9 X 6/10 3175