Legrand Pass & Seymour 4 inch Round Ceiling Box with Two Captive Mounting Nails and Four Auto/Clamps, Black

4 inch Round Ceiling Box with two captive mounting nails and four Auto/Clamps. It is constructed of impact-resistant 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. 50 pack.

Auto/Clamp cable clamps molded in, hold wire securly in box.
UL Listed for fixture support.
For covering patents, see www.legrand.us/patents.