king pin

When it comes to towing heavy loads, having a reliable and high-quality trailer king pin is essential. The king pin is a crucial component of the fifth wheel hitch system, providing a secure connection between the trailer and the towing vehicle. One of the most trusted materials used for manufacturing king pins is 40CR, known for its strength and durability. This ensures that the king pin can withstand the immense pressure and weight of the trailer, providing a safe and stable towing experience.