Universal Trailer Coupler Lock

June 2, 2008
Master Lock Co.
Universaltrailercouplerlock 10091449

The Universal Trailer Coupler Lock (item # 379ATPY) features an improved design that fits all tongue-type couplers

  • 1 7/8-, 2- and 2 5/16-in. versions
  • Commercial version available
  • Python rekeyable cylinder
  • Powder-coat finish resists corrosion
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