The 2112166-2 is a locking slide designed for LEAVYSEAL 21-way connectors, specifically engineered for use with a 3 mm panel thickness. The component features a yellow color for easy identification and visual keying in connector assemblies. This locking slide is part of the LEAVYSEAL connector accessory family, which provides secure mechanical retention and alignment for multi-cavity connector systems. The product is commonly used in industrial and commercial transportation applications where reliable connector locking and panel-mount compatibility are essential for maintaining connection integrity under vibration and thermal cycling conditions.