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HitchMate Hitch Lock 6019- 1.25-Inch & Trailer Lock 1-2-Inch Span Set
One hitch lock and one coupler lock KEYED ALIKE for your convenience. Now you can lock your hitch and trailer with ONE key. Hitch Lock Fits 1-1/4"" x 1-1/4"" trailer hitches (Class I and Class II) Pin Diameter: 1/2"", Inside Width: 1-5/8"", Overall Length: 5"", Coupler Lock Fits lever style trailer couplers requiring a 1/2"" span, Pin Diameter: 1/4"", Inside Width: 1/2"", Overall Length: 4-1/8"".