Trailer Safety Ball – Anti-Theft Lock Insert
Print Profile(3)



Description
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The safety ball is inserted into the trailer hitch (standard 50 mm coupling) and prevents it from being mounted onto a tow ball. It serves as a simple but effective protection against trailer theft.
🔹 Features:
- Protects the trailer against theft – prevents coupling to a tow bar.
- Recommended ball diameter: 48 mm – fits most trailer hitches.
- Top grip (“knob”) for easy removal by hand.
- Possibility to add custom text on the flat surface (e.g., address or phone number).
- Easy to 3D print with light or simple supports.
🔹 Materials:
- Can be printed from PLA, PETG, ABS.
- For outdoor use, more durable materials are recommended: PETG, ASA, ABS+, or PC.
- For better weather resistance, darker colors and UV-stable filaments are recommended.
License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.






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