Lock Nut, Finish Zinc Plated, Material Steel, Material Grade/Class Class 5, Thread Size M48-1.50, Hex Width 75 mm, Hex Height 48 mm, Lock Type Nylon Insert, Dimensional Standards D985, System of Measurement Metric, Hex Type Standard Hex, Thread Direction Right Hand, Pack Size Small Pack, Rockwell Hardness 30, Package Quantity 2