7058 Post Height Extension
Instruction Manual
Congratulations on the purchase of your Mail Boss® Post Height Extension. This Post Height Extension is constructed of tough 14 gauge galvanized powder coated steel and will mate perfectly with your Mail Boss® post and mailbox. Included with the Mail Boss® Post Height Extension are four 12 mm bolts for attachment to your Mail Boss® mailbox.
If you require assistance with assembly or part replacement, or for any other matter, contact the toll-free Epoch Design Service Center from anywhere in the Continental United States, Monday through Friday, 9AM – 5PM PST at 1-800-589-7990. You may also email your request or comments to [email protected] and a service representative will respond. You can also find helpful hints and tips on our website: www.mailboss.com.
- Attach the post extension bracket to your post using the existing post bolts provided.
You will need to use a socket wrench with at least a 6″ extension. - Install your mailbox onto the post extension bracket using the four 12mm bolts provided.

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