2x ARK Trailer Jockey Wheel 75x50mm U Bolts Galvanised 75mm Draw Bar 50mm Wide Square UB (SKU: UB3G)
$18.00
Heavy-duty galvanised U-bolts designed for 75mm trailer drawbars and 50mm square jockey wheel posts. Ideal for secure mounting in harsh outdoor environments.
In stock
Product Overview:
These 2x ARK Galvanised Trailer U-Bolts are built for tough Australian conditions and are ideal for securely mounting your jockey wheel to a 75mm drawbar or 50mm square post. With corrosion-resistant galvanised coating, they’re perfect for trailers exposed to outdoor elements like rain, salt, and mud.
Key Features:
- 75mm internal width – fits standard trailer drawbars
- 50mm leg length – ideal for jockey wheel clamping
- 25mm thread length – ensures tight and secure installation
- Galvanised finish – superior resistance to corrosion
- Sold as a pair – comes with matching nuts & washers
Common Uses:
- Mounting jockey wheels to box trailers, caravans, and boat trailers
- Securing spare brackets or components to 75mm drawbars
- General utility and agricultural trailer fittings
Designed for ease of installation and long-lasting performance, these U-bolts provide a firm hold and peace of mind whether you’re on the road or parked in the shed. They are compatible with most ARK jockey wheels and other brands that use a 50mm square stem.
Ensure the right fit and long-term durability with a set of U-bolts you can trust – made with genuine ARK quality!
Related
Frequently Asked Questions
Q: Will this U-bolt fit a 50mm square jockey wheel?
A: Yes, it is specifically designed to suit 50mm square stems.
Q: Is this compatible with a 75mm wide trailer drawbar?
A: Yes, the internal width is 75mm, making it ideal for 75mm drawbars.
Q: Does it come with nuts and washers?
A: Yes, it comes as a complete set including nuts and washers.
Q: Can I use this in coastal areas?
A: Definitely. Its galvanised finish helps resist corrosion in salty environments.
| Weight | 0.5 kg |
|---|---|
| Dimensions | 11 × 8 × 5 cm |
| Location | A-1-9 |
| Featured Refinements | |
| Manufacturer Part Number | |
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Evaluation & Recommendations
This product is ideal for customers needing to mount jockey wheels or other accessories to 75mm wide trailer drawbars. It suits:
- General trailer owners looking to replace worn U-bolts
- DIY builders working on new trailer assemblies
- Boat, camper, and caravan users needing corrosion-resistant fittings
If your drawbar is not 75mm wide or your stem is not 50mm square, you may need a different size – feel free to contact us for help finding the correct match.
Installation Tips:
- Place jockey wheel or bracket in desired position
- Align U-bolts and insert through drawbar
- Secure with included nuts and washers
- Ensure tight, even fastening on both sides

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