Master Lock Marine 50mm Shrouded Shackle Padlock
Stainless steel marine-grade padlock with shrouded 10mm shackle for cut resistance. Ideal for boats, docks, and outdoor security.
The Master Lock No. 550EURD is a heavy-duty padlock designed for marine environments where maximum security and corrosion resistance are essential. Featuring a 50mm stainless steel body, this lock is built for strength and durability, ensuring reliability even in harsh conditions.
Equipped with a 9mm diameter stainless steel shackle with shrouded design, it delivers ultimate cut resistance. The 5-pin cylinder provides superior pick resistance, while the dual deadbolt locking mechanism prevents prying and hammering attacks. The shrouded shackle design offers additional protection against bolt cutter attacks.
Ideal for marine and outdoor security, this padlock is perfect for securing outboard motors, marine equipment, tackle boxes, trunks, and other high-value items that require robust protection. Its corrosion-resistant stainless steel construction makes it suitable for coastal environments, ensuring long-lasting performance.
Specifications
- Lock Body Material: Stainless Steel
- Shackle Material: Stainless Steel
- Shackle Diameter: 10mm (shrouded)
- Shackle Height: 22mm
- Lock Size: 50mm
- Lock Mechanism: 5-pin cylinder, dual deadbolt
- Special Features: Cut-resistant, pick-resistant, marine-grade
- Dispatched within 0-2 business days
- Delivery to United States: 3-5 business days*
- Free Shipping Included
- Marine equipment
- Outboard motors
- Tackle boxes
- Trunks
- Material: Stainless Steel
- Shackle Type: Shrouded
- Shackle Diameter: 10mm
- Shackle Height: 22mm
- Lock Width: 50mm
- Lock Mechanism: 5-pin cylinder
- Locking Type: Dual deadbolt
- Weight: 394g
Always follow local regulations and product guidance.
Free standard delivery on Australian 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.
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