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![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71E6jg12SBL._AC_SX679_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71LTpirgk3L._AC_SX679_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71Tp1XZC0lL._AC_SX679_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/719yaPNtFoL._AC_SX679_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/61maChSGMkL._AC_SX679_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71WVUB5aizL._AC_SX679_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71E6jg12SBL._AC_SY355_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71LTpirgk3L._AC_SY355_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71Tp1XZC0lL._AC_SY355_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/719yaPNtFoL._AC_SY355_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/61maChSGMkL._AC_SY355_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://m.media-amazon.com/images/I/71WVUB5aizL._AC_SY355_.jpg)
![MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications](https://www.ubuy.sh/productimg/?image=aHR0cHM6Ly9tLm1lZGlhLWFtYXpvbi5jb20vaW1hZ2VzL0kvNzFFNmpnMTJTQkwuX0FDX1NYNTY5Xy5qcGc.jpg)
Item #:
187927927
MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD for Transportation and Industrial Applications
87% of respondents would recommend this to a friend
Item #:
187927927
SHP 78
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, September 09
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The padlock is heavy duty with a high security six-pin cylinder that is virtually impossible to pick.
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Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Heavy Duty Build
Constructed with robust materials, this padlock ensures maximum durability and resistance against physical attacks, making it ideal for both transportation and industrial environments.
Weatherproof Design
Engineered to withstand harsh weather conditions, the rust-proof finish and sealed mechanism provide reliable security year-round, suitable for outdoor applications.
Closed Shackle
The closed shackle design minimizes vulnerability to cutting and prying, enhancing security for valuable assets in high-risk settings.
Product Details
| Brand Name | Master Lock |
| Recommended Uses For Product | Security |
| Number of Pieces | 6 |
| Included Components | 1 Padlock + 2 Keys |
| Model Number | 6321EURD |
| Model Name | Pro Series Padlock |
| Global Trade Identification Number | 03520190075178 |
| Number of Items | 1 |
| Manufacturer | Master Lock |
| Unit Count | 1 Count |
| Item Type Name | MASTER LOCK Heavy Duty Weatherproof Padlock [Closed Shackle] [Key] [Outdoor] 6321EURD – For Transportation and Industrial Applications |
| Manufacturer Part Number | 6321EURD |
| Additional Features | Cut Resistant, Weather Resistant |
| Lock Type | Key Lock |
| Controller Type | Hand Control |
| Control Method | App |
| Style Name | Classic |
| Color | Black |
| Shape | Rectangular prism |
| Material Type | Iron |
| Finish Types | Laminated |
| Item Dimensions | 1.26 x 2.13 x 3.27 inches (3.2 x 5.4 x 8.3 cm) |
| Item Weight | 0.64 kg |
| Brand | Master Lock |
| Special Feature | Cut Resistant, Weather Resistant |
| Item dimensions L x W x H | 1.26 x 2.13 x 3.27 inches (3.2 x 5.4 x 8.3 cm) |
| Material | Iron |
Who Should Buy?
-
Outdoor Use
Ideal for secure locking in outdoor conditions, offering weatherproof durability against rain and sunlight exposure.
-
Industrial Facilities
Perfect for industrial applications requiring robust security for machinery, gates, and storage facilities needing dependable locks.
-
Heavy Transportation
Suitable for securing trailers, containers, and equipment in transit, ensuring reliability during transportation processes.
-
Indoor Applications
Less suitable for indoor use where a more discreet, less weatherproof lock could suffice, potentially wasting resources.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is this padlock weather-resistant?
Answer: Yes, it features a cover that protects against harsh weather conditions like water and ice. -
Question:
Can this padlock be picked easily?
Answer: No, it has a high security six-pin cylinder that is virtually impossible to pick. -
Question:
What types of doors or gates is this padlock suitable for?
Answer: It is ideal for locking sheds, gates, garages, and more.
Master Lock Keyed Padlocks 6321EURD Editorial Review
No editorial reviews found
Customer Reviews & Ratings
134 customers ratings
-
5 Star
71%
-
4 Star
16%
-
3 Star
5%
-
2 Star
4%
-
1 Star
4%
Review this product
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Pros
- Highly durable construction
- Weatherproof for outdoor use
- Secure closed shackle design
- Easy to use key mechanism
- Ideal for transportation needs
Cons
- Key can be slightly stiff at times.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
SHP 78
Order now and get it around Wednesday, September 09
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Perfect for outdoor use on sheds, gates, and garages.
- Durable laminated steel body withstands physical attacks.
- Exclusive cover protects against water, ice, dirt, and grime.
- High security six-pin cylinder offers superior protection.
- Hardened boron alloy shackle ensures maximum cut resistance.
- Iron shroud protects shackle from bolt cutters.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.