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Knox Trailers · Trailer Parts
M-770
In stock · ships from Knoxville
A king pin lock is a heavy-duty security device that slides over the king pin of a semi-trailer or RV and locks in place with a key.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
It prevents unauthorized tractor coupling, deterring theft when the trailer is parked. Most locks are made of steel or malleable iron and fit standard 2.94-inch king pins. Replace it if keys are lost, the lock body is damaged, or corrosion prevents reliable operation.
Part Number: M-770
LOCK, KING PIN
Unit: ea
Dealer: Knox Trailers
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