Keyless Digital Combination Mailbox Lock Posts Constructed from heavy-duty galvanized steel

Constructed from heavy-duty galvanized steel and finished with a durable powder coat

stainless steel discs

Secure locking drop box with superior construction and patented security features

The post bolts directly to the baseplate using six included stainless steel fasteners

although it can be used on top of a spreader bar as a universal adapter

Keyless Digital Combination Mailbox Lock Posts Constructed from heavy-duty galvanized steelRetrofit upgrade for any Mail Boss locking mailbox Skip the keys. Set your own 4 digit code, enter it on the keypad, and turn the knob to unlock. This digital combination lock retrofits any Mail Boss mailbox in minutes. Uses the same patented Mail Boss locking system, engineered for convenience without giving up serious protection. Fits every Mail Boss model: Mail Manager, Mail Boss, Package Master, Metro, Townhouse, and Drop Box. Battery and backup