PROBLEM TO BE SOLVED: To provide a lead fastener mounting structure that is mounted and used by using a thread part for mounting a tow hook already provided to the front and rear of a vehicle body of an automobile.SOLUTION: A thread part 21 connected to a thread part 30 for mounting a tow hook of an automobile 3 is formed in a portion of an outer circumferential surface or an inner circumferential surface of a hollow cylindrical body 2, and a removal mechanism 4 of an anchoring member 5 for anchoring a lead 6 is provided in a hollow part 20. The anchoring member 5 is constituted of a hook part 50 for coupling the lead 6, and an insertion shaft part 52 screwed to a screw shaft part 53 formed in the tip part of a series of the hook part 50 and fixed with a locknut 51. The insertion shaft part 52 is inserted in the removal mechanism 4 of the hollow cylindrical body 2, and the anchoring member 5 is removably coupled with the hollow cylindrical body 2.COPYRIGHT: (C)2015,JPO&INPIT【課題】自動車の車体前部又は車体後部へ既に設けられている牽引フック取付用ねじ部を利用して取り付け使用するリード留め具取付け構造を提供する。【解決手段】中空筒体2の外周面又は内周面の一部に、自動車3の牽引フック取付用ねじ部30へ結合するねじ部21が形成され、中空部20内にリード6を係留させる係留部材5の着脱機構4が設けられている。係留部材5は、リード6を連結するフック部50と、フック部50と一連の先端部に形成されたねじ軸部53へねじ結合され、且つロックナット51で固定された差し込み軸部52とで構成されている。差し込み軸部52が中空筒体2の着脱機構4へ差し込まれて、係留部材5と中空筒体2との着脱自在な結合が行われる。【選択図】図4