Weld On King Pin

• 90# Welded Type Kingpin ​

  Eliminate loose-bolt risks and structural fatigue for good.
  Built with high-strength forging steel and a full-penetration weld collar, our 3.5-inch traction pin is engineered to dominate...

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• 50# Welded Type Kingpin

  For trailer manufacturers, selecting the appropriate kingpin depends not only on the coupling standard but also on the preferred installation method. The 50# Welded Type Kingpin is permanently...

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• 2 Inch Welded Type Kingpin

  The 2 Inch Welded Type Kingpin is commonly applied in standard fifth wheel configurations used across different regions, making it a familiar component within global trailer coupling systems. Its...

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• 3.5 Inch Welded Type Kingpin

  Once welded into place, the 3.5 Inch Welded Type Kingpin maintains its position throughout the service life of the trailer, supporting predictable engagement with the fifth wheel. The absence of...

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