Master Lock 40mm Aluminium Padlock, 4-Pin, 21mm Shackle
Secure your valuables with the Master Lock 40mm aluminium padlock, featuring a 4-pin cylinder & hardened steel shackle.
The Master Lock 40mm Aluminium Padlock offers a tough and dependable security solution with a solid aluminium body and hardened steel shackle. Its modern diamond-shaped design and contemporary brushed metal finish make it both aesthetically pleasing and highly functional for day-to-day security needs.
Each padlock features dual locking levers for extra durability and protection against tampering. Available in 3-pin, 4-pin, and 5-pin cylinder variations, this model includes a 4-pin mechanism for enhanced security. Additionally, multi-pack options (keyed alike) are available, ensuring convenience for multiple locks with a single key.
Sold with a minimum of 2 keys and backed by a Lifetime Warranty against mechanical failure, this padlock is a trusted choice for securing lockers, trunks, cupboards, and sheds. The 21mm hardened steel shackle (6mm diameter) ensures resistance to cutting and prying, offering reliable protection for your belongings.
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
- Lockers
- Trunks
- Cupboards
- Sheds
- Ask Claude, ChatGPT or Perplexity to find the right tool, with our live prices and stock.
- Get a ready-made basket: one link puts everything in your basket here.
- You always pay securely here: your assistant never sees your card.
- Material: Solid aluminium body
- Shackle: 21mm hardened steel (6mm diameter)
- Locking Mechanism: 4-pin cylinder
- Finish: Brushed metal
- Features: Dual locking levers
- Weight: 88g
- Included: Minimum of 2 keys
- Warranty: Lifetime against mechanical failure
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your basket and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
Similar Products
You may like
