Metric reducing hydraulic fitting AA M26x1.5 18L x M22x1.5 15L 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 hydraulic manufacturers. Metric Hydraulic Coupling Aa M26x1.5 18l X M22x1.5 15l MotoGeneric O14049