There are several different accessories and options you can add to your recycling bin. Shown is a double bracket post mount. The bracket is sent, but the post mount has to be obtained by the purchaser. A dressed four by four (3inches by 3 inches will work), and a (2 and 3/8) galvanized steel post. The price includes a single bracket. If this is going to be included in an order of a recycling bin, please contact customer service before ordering.