The BO springs series (orange
colour), guaranteeing the same sizes specified by the
standards, offers loads 3 to 4 times greater than the BY (yellow colour)
of the ISO 10243 series.
The BO springs series (orange
colour), guaranteeing the same sizes specified by the
standards, offers loads 3 to 4 times greater than the BY (yellow colour)
of the ISO 10243 series.
