- Adjustable shackle cinches lock box tightly and securely to most lever, ball, biscuit, and tulip door knob styles.Note: Measure your door’s backset, cross bore and thickness to ensure you find the right fit.
- Set your own 4 digit combination lock box for easy combination recall, set and reset your combination allowing thousands of personalized combination code options
- For indoor and outdoor use, vinyl coated shackle and molded bumper prevent scratching, metal body construction for durability, weather cover protects combination dials from outdoor elements
- SPECIFICATIONS: External Dimensions: 7in (177.8) H x 2.875 in (72 mm) W X 2.06 in (52.50 mm) D Internal Dimensions: 4.188 in (106.37 mm) H x 2.375in (60mm) W x 1in (25mm) D Shackle Length: 75 in to 1.75 in (19mm to 44mm) Shackle Width: 1.406 in (35.71mm) Shackle Diameter: .375 in (9.52mm)
From the manufacturer
Master Lock 5420D Set Your Own Combination Portable Lock Box with Adjustable Shackle, 9.9 cu in.
Fits Securely on Most Door Hardware StylesThe Master Lock 5420D fits securely on most door hardware styles including: lever, ball, biscuit, and tulip door knob styles. Weather cover protects dials from freezing and jamming due to rain, snow, or dust. | Adjustable ShackleThe only lock box on the market to feature an adjustable shackle, lock box cinches tightly to fit more types of handles than a traditional lock box. Ideal for real estate professionals who need the convenience of knowing one lock box will meet their needs, no matter what type of door hardware is used at a property. | Store Up To Six KeysLarge internal capacity allows secure storage of up to six keys. Works well with house keys, car keys, key fobs, and access cards. | InstallationAfter product installation, open door from the inside to ensure that product does not interfere with door jamb. Lever-style door handles may require upward rotation to open door from the inside. |





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