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Master Lock padlock with extended shackle

Master Lock Brass Padlock 40mm Fortress Long Shackle FM1840DLFAU

SKU FM1840DLFAU
By: Master Lock
Save 8% Save 8%
$15.01
$15.01 - $15.01
$15.01
$13.86
$13.86 - $13.86
$13.86
Availability: 4 in stock ready to be shipped or picked up

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Delivery Options:

→ Pickup available at: 208 Princes Highway, Arncliffe.
→ Same day delivery within Sydney, Australia.
→ We ship nationwide.

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Product Description

Master Lock FM1840DLFAU Brass Padlock – 40mm Fortress Long Shackle

The Master Lock FM1840DLFAU Fortress Brass Padlock is engineered to provide secure, corrosion-resistant protection for everyday use. Designed with a 40mm solid brass body and an extended hardened steel shackle, this padlock is perfect for applications requiring extra clearance—such as securing lockers, gates, storage units, sheds, or toolboxes. With its dual locking levers and 4-pin cylinder, it offers enhanced resistance to cutting and picking, delivering dependable security backed by the trusted Master Lock brand.

Key Benefits

  • Long shackle design for extra reach and flexible locking
  • Solid brass body resists corrosion for indoor and outdoor use
  • Hardened steel shackle enhances cut resistance
  • 4-pin cylinder provides strong pick resistance
  • Dual locking levers for improved tamper resistance

Technical Specifications

  • Model Number: FM1840DLFAU
  • Body Material: Solid Brass
  • Shackle Material: Hardened Steel
  • Body Width: 40mm
  • Shackle Diameter: 6mm
  • Shackle Height (Vertical Clearance): 38mm
  • Shackle Width (Horizontal Clearance): 21mm
  • Lock Type: Keyed
  • Pack Contents: 1 padlock with 2 keys

Usage or Application Tips

Great for situations where standard padlocks don’t offer enough reach. Ideal for securing gates, lockers, chain links, storage units, and more—especially in damp or outdoor environments.

Why Do You Need This?

The extended shackle offers more flexibility while maintaining strong security. Whether you're locking up tools, gates, or outdoor gear, this padlock combines convenience and durability for everyday use.

Delivery Information

Dispatch: Items marked as “In stock” or “Ready to be shipped” are usually dispatched within 1 business day after payment is received. If an item is not in stock and ordered from our supplier, please allow 3–5 business days for processing before it is ready for delivery or pickup. All standard delivery options still apply.

Shipping: Delivery costs are calculated at checkout based on your location and order size. Bulky items and chemicals may attract additional freight charges and cannot be sent to PO Boxes.

Delivery: Parcels are delivered by road freight. Authority to leave may be used if no one is available to receive the order. For full details, please see our Shipping & Delivery Policy

Business days to delivery

NSW
City 1 Day
VIC
Melbourne 1 Day
Regional 3–4 Days
QUEENSLAND
Brisbane 1–2 Days
Regional 3–4 Days
SOUTH AUSTRALIA
Adelaide 2–3 Days
Regional 4–5 Days
NORTHERN TERRITORY
All Areas 4–6 Days
WESTERN AUSTRALIA
All Areas 4–6 Days
TASMANIA
All Areas 4–6 Days
Frequently Asked Questions

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