The SpecialLite Post collection. Any SpecialLite mailbox can be used with every SpecialLite post. Most Posts can be mounted either in the ground or in cement, as indicated above (see descriptions). Some posts, as you see above, are available for double mounting. All SpecialLite posts are heavy-gauge aluminum, powder-coat finished for extreme durability, and available in all eleven powder-coat finishes. Weights from 15 lbs. to 20 lbs. Click a post for specific information and ORDERING.