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Designed for Australian conditions
Engineered to withstand the harshest climates and built to last with premium materials, this product is crafted with care for everyday Australian life.
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Master Lock 51mm Magnum with 38mm Long Shackle Padlock is a robust security solution designed for high-security applications in various environments.
This padlock features a Tough-Cut™ octagonal boron-carbide shackle that is 50% harder than hardened steel, providing exceptional resistance to cutting and sawing. With a 51mm wide laminated steel body and dual-armor protection, it is designed to withstand harsh weather conditions. The 38mm long shackle offers versatile clearance for multiple uses, while the dual ball bearing locking mechanism ensures maximum pry resistance. Ideal for worksites, manufacturing facilities, and residential gates, this padlock also includes a 4-pin cylinder to prevent picking, making it a reliable choice for securing valuable assets.
| Dimensions (W x H x D) | 51mm x 91mm x 31mm |
| Weight | 0.38kg |
| Material | Boron Carbide and Laminated Steel |
| Model Number | M5DLF |
| Shackle Diameter | 10mm |
| Shackle Clearance | 38mm |
| Number of Keys | 2 |
The Master Lock 51mm Magnum with 38mm Long Shackle Padlock provides reliable security for various applications.
Specifications will vary by product. Please refer to the product description above or contact us before ordering if you need a specific measurement.
Orders are dispatched from our Sydney and Melbourne warehouses within 1–2 business days of payment. Delivery times from Sydney:
Tracking is provided on dispatch. Remote postcodes may incur additional fees.
We offer a 30-day change-of-mind return on select unopened products in original packaging (excluding health/safety items or bulk purchases). Email us within 30 days of delivery to start a return.
A restocking fee of 7–25% applies, plus return postage (unless approved otherwise). Customer-incurred postage costs are non-refundable without prior approval.
If your product arrives faulty or damaged, contact our support team with your order number, photos/videos of the fault, and the original packaging. Do not return items without a return authorisation.
12-month Australian warranty on this product unless noted otherwise. The warranty covers manufacturing defects under normal use.
The warranty does not cover:
To claim warranty: contact our support team with your order number, photos/videos of the fault, and a brief description. We will assess the claim and offer a replacement, repair, or refund as appropriate.
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