Fits Securely on Most Door Hardware Styles
The 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 Shackle
The 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 Keys
Large internal capacity allows secure storage of up to six keys. Works well with house keys, car keys, key fobs, and access cards.
Installation
After 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.