MANUTEC Trailer Round U-Bolt 48x160mm Long – Zinc Finish with Nyloc Nuts (SKU: UBOLT45X6RD)

Frequently Asked Questions

Q: Will this fit my 45mm round axle?
A: Yes, with a 48mm internal width, it provides a snug and secure fit for axles measuring around 45mm in diameter.

Q: Is it rustproof?
A: It has a zinc coating that protects against rust and corrosion under general outdoor and road-use conditions.

Q: Are nyloc nuts included?
A: Yes, vibration-resistant nyloc nuts are supplied for a secure fit.

Q: Can I use this for square axles?
A: This U-bolt has a round bend and is optimised for round axles. It’s not recommended for square profiles.

Evaluation & Recommendation

This compact round U-bolt is ideal for small trailers or agricultural equipment using 45mm round axles. It’s a practical choice for replacements or new installations where space and dimension control matter. The zinc plating and nyloc nuts make it durable and safe for use over long periods, especially on uneven or vibratory terrain.

If you’re not sure whether this is the right size, contact us with your axle dimensions—we’ll help confirm the best fit.

Installation Tips:

• Pre-measure axle outer diameter to ensure 48mm internal width is sufficient.
• Use with appropriate backing plates or brackets for secure spring mounting.
• Torque the nyloc nuts evenly and re-check after initial use.