Product Overview Maintain the structural integrity and suspension performance of your SANY mobile crane with this genuine Balance Beam Pin (Part Number: A820301021095 / HQC5290JB.31-2). This high-strength pivot pin serves as the crucial connection point between the equalizer beam and the chassis, enabling smooth articulation and proper weight distribution across the axle assembly. Manufactured to precise OEM specifications, it ensures perfect fitment, reliable performance under extreme loads, and long-term durability. This genuine part is essential for maintaining suspension geometry, riding stability, and overall operational safety.