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No.34 Coupler Lock
Fits on front of trailer coupler to prevent hitch ball access. Rugged, die cast zinc body resists corrosion. 4-pin cylinder tumbler. 34 Valley 1 7/8" couplers, Acme, Big Boy, Fulton, Dico, Ideal, Lainson and Valley 2" couplers 35 Marvel MC-683, MC-883, MC-939, MC-970, Lainson 2" and 2 5/16" couplers 36, Fulton 33-305, 34-300, 34-308, Valley 5125, 5135, 5136 39 - Hammer Blow 1B, 2B, Lainson 76.
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