









đ Lock in your peace of mindâsecurity that adapts to your lifestyle!
The Master Lock 5420D is a portable, metal combination lock box featuring a customizable 4-digit code and an adjustable shackle that fits most door knob styles. Designed for both indoor and outdoor use, it boasts a weather-resistant vinyl coating and a protective cover for durability. With a 6-key capacity and compact dimensions, itâs ideal for real estate professionals and anyone needing secure, flexible key storage.


| ASIN | B07FD2N88X |
| Additional Features | Portable |
| Best Sellers Rank | #66,347 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #205 in Combination Locks |
| Brand | Master Lock |
| Brand Name | Master Lock |
| Color | Black |
| Control Method | App |
| Controller Type | Hand Control |
| Customer Reviews | 4.6 out of 5 stars 30,067 Reviews |
| Finish Types | Vinyl Coated |
| Global Trade Identification Number | 00071649312694 |
| Included Components | lock box, owners manual |
| Item Dimensions | 5.2 x 7.3 x 17.8 centimeters |
| Item Type Name | Set Your Own Combination Portable Lock Box with Adjustable Shackle |
| Item Weight | 1.29 Pounds |
| Item dimensions L x W x H | 5.2 x 7.3 x 17.8 centimeters |
| Lock Type | Combination Lock |
| Lock type | Combination Lock |
| Manufacturer | The Master Lock Company |
| Material | Metal |
| Material Type | Metal |
| Model Number | 5420EC |
| Recommended Uses For Product | Real Estate, Home Security, Key Storage |
| Recommended uses for product | Real Estate, Home Security, Key Storage |
| Shape | Rectangular |
| Special features | Portable |
| Style Name | Adjustable Shackle |
| UPC | 071649312694 |
| Unit Count | 1 Count |
M**I
Best for best
The best quality. Love them. I have more than 40 of this. AT MY REAL ESTATE.( POREB ) WE USE THIS ALWAYS. HIGHLY RECOMMEND PPREB
C**S
Good so far
Working fine so far - waiting to see if it becomes weather affected.
M**I
Very secure way
Amazing product easy to use and very secure way to kee your key
Trustpilot
1 week ago
4 days ago