Upgrade your bed setup with the Zinus Smartbase 16" Headboard Brackets. This set of two brackets is made of sturdy steel in a sleek black finish, providing a secure connection between your headboard and the Smartbase frame. Compatible with a variety of mattress sizes including Super King, Queen, and Twin, these brackets are easy to install and come with assembly instructions. Each bracket (2 unit per box) : height is 12 inches andlength is 5 inches, making it a perfect fit for your bed frame. Please note that the product is new and was never used, but the box may be slightly damaged. The Zinus Smartbase Headboard Brackets are a perfect addition to your bedroom setup, providing a sturdy and reliable connection between your headboard and bed frame.