Southwire 1/2 in. Weatherproof 6-Hole Single Gang Rectangle Extension

Topaz's Rectangle Single Gang 6-Hole Extensions in gray are built to accompany rectangle boxes and expand cubic capacity. With its NPT threads and 1/2 in. threaded hub capacity, you'll have the room you need for your specific electrical needs. Constructed with copper-free aluminum and a premium powder coat finish, this extension is built to last and protect against corrosion. It is also both cultus Listed, UL Listed, as well as 2011 NEC and NEMA 3R compliant for safe use in wet environments.