This heavy-duty 50mm Square Axle kit is engineered for serious hauling, featuring 12″ Galvanised Mechanical Disc Rotors and premium ALKO 2T Bearings.
With a robust 2250kg rating, it’s the ideal setup for large boat trailers or utility trailers requiring maximum corrosion resistance and reliable stopping power.
Product Specifications
Axle Type: 50mm Solid Square (available in custom lengths).
Braking System: 12″ Mechanical Disc Rotors – Galvanised for superior rust protection in marine environments.
Bearing Set: Genuine ALKO 2T (Inner: 25580/20 | Outer: 15123/245).
Load Rating: 2000kg per single axle.
PCD Options: Available in common patterns (e.g., 6-Stud Land Cruiser or 5-Stud Land Cruiser).
Key Features
Marine Grade Protection: The galvanised finish on the rotors ensures longevity against saltwater exposure.
High Capacity: The 50mm solid-steel square bar provides the structural integrity required for 2.25-tonne loads.
Easy Maintenance: Mechanical disc brakes offer a simple, “set and forget” cable-pull operation without the need for hydraulic lines.
Precision Fit: Equipped with ALKO’s industry-standard 2T bearings for smooth towing and reduced heat build-up.
What’s Included
- 1 x 50mm Square Axle (Solid Steel) – Natural
- 2 x 12″ Galvanised Mechanical Disc Rotors
- 2 x Mechanical Brake Calipers (with pads)
- Complete ALKO 2T Bearing Kit (including seals and dust caps)
Would you like me to help you calculate the required axle length based on your trailer’s chassis width?
There are no FAQs for this product.
Additional information
| Weight | 80 kg |
|---|---|
| Dimensions | 40 × 240 × 40 cm |
| Stud Pattern (PCD) | 5 Stud Landcruiser (5 x 150mm), 6 Stud Landcruiser (6 x 139.7mm) |
Our Service Lifetime Warranty
Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.
Couplemate™ is a manufacturer and vendor of high-quality towing, trailer, and caravan components. Couplemate™ Core Goods and Custom Work are guaranteed to be free of defects for the service lifetime of the product when used as intended.
Warranties are non-transferrable and Couplemate™ requires satisfactory proof of purchase prior to issuing a remedy. The full Couplemate™ Warranty Policy can be found in the Terms & Conditions: Section 8 – Consumer Guarantees & Warranty.
Warranties are in addition to your rights under the Australian Consumer Law. If something is wrong with your order, please contact our team.
60-Day Returns
After 60 years of experience, we know that life has its unpredictable moments.
All Couplemate™ orders (online, over the phone, or in-store) have a 60 day period for change-of-mind returns and exchanges. There are some items that can’t be returned and some returns may incur a 15% restocking fee.
You can view our full policy for change-of-mind returns here.










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