BUILT TO LAST
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 Shackle Combination Padlock is a durable and secure locking solution designed for various applications, featuring a keyless combination mechanism.
The Master Lock 51mm Shackle Combination Padlock is engineered for durability and security, making it suitable for securing gates, sheds, lockers, chains, and chests. Its robust 40mm wide solid aluminium body, finished with black lacquer, ensures long-lasting performance. The padlock features a 51mm long chrome-plated steel shackle, providing resistance to cutting and sawing. With a 4-digit set-your-own combination, users can enjoy keyless convenience, while the Limited Lifetime Warranty offers assurance of quality from a trusted brand.
| Dimensions (W x H x D) | 40mm x 102mm x 15mm |
| Weight | 0.14kg |
| Material | Solid Aluminium |
| Colour | Other |
| Model Number | 7640DBLKHA |
| Shackle Diameter | 6mm |
The Master Lock 51mm Shackle Combination 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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A registered Australian business with real local support, transparent pricing, and fair returns.