4'' Round Ceiling Box with a bar hanger that adjusts to 16''or 24'' joist spacing. It has four auto / clamps. It is constructed with impact-resisitant Noryl thermoplastic, making it virtually unbreakable and non-conductive. Its depth-mounting gauge at bottom of bracket helps you align the box at the proper depth relative to the ceiling.

Features:

• Auto/Clamp cable clamps molded in, hold wire securly in box.
• UL Listed for fan and fixture support.

Specifications:

Cubic Capacity:   20.25 cu in.

Technical Information: