The Regal 4" Spacers are a must-have for your picket system to ensure proper spacing and a polished look. These replacement spacers have a snap-fit design that installs in seconds without the need for fasteners. Made of extruded aluminum, they are durable and long-lasting. The premium UV powder coat finish provides maximum durability and low maintenance. You can easily cut these spacers to size using tin snips or a hacksaw. The horizontal spacers are sold in packs of 6, and the stair spacers are sold individually. Make your picket system look perfect with Regal 4" Spacers.