SAS Fortress A Hitch Lock for Knott Debon, Cheval Liberte Ifor Williams Trailers (FORTA) Fortress A Hitch Lock for Cheval Liberte, Debon, Ifor Williams Trailers (FORTA) The Fortress A Hitch Lock fits the Knott Avonride hitch found on Debon Box Trailers, Cheval Liberte Horse Trailers, Ifor Williams Trailers and Ifor Williams horse boxes.
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