A Trailer King Pin is a heavy-duty cylindrical steel pin located underneath the front end of a semi-trailer. It is the primary mechanical connection point between a tractor unit and its trailer, locking into the fifth wheel coupling mechanism on the truck.
Trailer Spare Parts
Trailer King Pin
₨ 999
+ Free ShippingA Trailer King Pin is a heavy-duty cylindrical steel pin located underneath the front end of a semi-trailer.
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