









🔐 Lock in your peace of mind—security that moves with you.
The Master Lock 5420D is a portable, metal lock box featuring a customizable 4-digit combination and an adjustable vinyl-coated shackle that fits most door knob styles. Designed for both indoor and outdoor use, it offers weather-resistant protection and a 6-key capacity, making it an ideal secure storage solution for professionals and homeowners alike.


| Manufacturer | The Master Lock Company |
| Part number | 5420EC |
| Item Weight | 585 g |
| Product Dimensions | 5.23 x 7.3 x 17.78 cm; 585.13 g |
| Item model number | 5420EC |
| Size | 6 Key Capacity |
| Color | Black |
| Style | Adjustable Shackle |
| Finish | Vinyl Coated |
| Material | Metal |
| Pattern | Key Lock Box |
| Shape | Rectangular |
| Installation Method | Most Door Knobs |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Display Style | Front Combination Dial |
| Plug Profile | Portable |
| Special Features | Portable |
| Specific uses | Outside; Amateur, Outside; Professional |
| Included components | lock box, owners manual |
| Batteries Included? | No |
| Batteries Required? | No |
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
2 months ago
1 week ago