| 摘要 |
An adjustable trailer hitch includes a mounting plate for attaching the trailer hitch to a traction vehicle, a slide plate movable up and down with respect to the mounting plate by means of a jack screw, and a tongue extending from the slide plate. The tongue includes a hole to receive a shank of a removable hitch member, and a removable pin secures the shank of the hitch member within the hole.
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