MANUTEC Trailer U-Bolt for Harrow Arms 75x140mm x 16mm (SKU: PWUBOLT/HARROW)
$20.00
Heavy-duty MANUTEC U-bolt designed to suit harrow arms. With a 75mm width, 140mm leg length and 16mm rod thickness, it’s built for rugged field performance.
In stock
MANUTEC U-Bolt 75x140x16mm – Specialised for Harrow Arm Compatibility
This precision-manufactured U-bolt is tailored to securely mount harrow arms to farming and tillage implements. With a 75mm internal width and 140mm leg length, this U-bolt is designed for strength, endurance, and long-term field use. It features a solid 16mm diameter shaft, capable of withstanding demanding agricultural vibrations and torque.
Key Features:
- Purpose-Built: Specifically sized to suit standard harrow arms in agricultural setups and soil cultivation equipment.
- Strong and Reliable: The 16mm rod diameter offers robust clamping performance, minimising movement or slippage during use.
- Corrosion Resistance: Made from treated steel for improved weather resistance in harsh outdoor environments.
- Secure Mounting: Perfect for locking down harrow arms, gang frames or cultivating bar assemblies.
Whether you’re repairing a farming implement or building a new cultivation frame, this MANUTEC U-bolt ensures that your harrow arms remain firmly fixed during rough terrain operations. Ideal for use on disc harrows, spring tine cultivators, and other field equipment requiring high-retention U-bolts.
Specifications:
- Internal Width: 75mm
- Leg Length: 140mm
- Rod Diameter: 16mm
- Weight: 0.4800kg
Related
Frequently Asked Questions
Q: Will this U-bolt fit my harrow arm frame?
A: If your harrow arm or frame component has a mounting width of 75mm and requires a 140mm leg depth, this U-bolt will suit perfectly.
Q: Is it compatible with round or square tubes?
A: It is generally compatible with square tubing or flat surfaces; usage on round tubing depends on fitment style.
Q: What type of farming equipment uses this?
A: Most commonly used in disc harrows, cultivator frames, and soil tilling implements requiring secure mounting of harrow arms.
Q: Does it come with nuts?
A: Nuts may be sold separately unless otherwise specified. Please check your listing.
| Weight | 0.3 kg |
|---|---|
| Dimensions | 15 × 11 × 5 cm |
| Location | C -7-1 |
| Featured Refinements | |
| Manufacturer Part Number | |
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Evaluation & Recommendation
This MANUTEC U-bolt is highly recommended for agricultural users seeking secure fitment for harrow arm assemblies. If you are upgrading, replacing, or building a harrow or cultivator from scratch, and your bracket width aligns with 75mm, this U-bolt is a strong match.
For non-standard applications or frames with varying dimensions, contact us to find a size that best matches your equipment.
Installation Tips:
- Confirm the mounting bracket or arm width is 75mm before installation.
- Use thread-locking nuts or nyloc nuts to maintain grip over time.
- Tighten evenly across both legs to avoid frame distortion.

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