The TSRBS1625 telescoping box support is suitable for supporting and positioning 4-in. square and 411/16-in. electrical boxes and mud rings. According to the company, boxes can be positioned anywhere inside the opening, and the telescoping adjustability allows user to use only one part for both 16-in. and 24-in. stud spacings. In addition, boxes can be installed off-site and are fully adjustable to customize the box location.

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