Metric reducing hydraulic connector BB M45x2 35L / M30x2 22L (XG) WaryńskiMetric reducing hydraulic connector BB M45x2 35L / M30x2 22L (XG) Waryński. The fasteners were designed and manufactured in accordance with applicable standards, which describe in detail the quality and dimensional requirements. They are compatible with fasteners from other renowned power hydraulics manufacturers.