EBELCO AH-800 Weatherproof Waterproof Outdoor Bracket for 800lbs EM Lock (Armature Housing for Fire Door Application)

Features:
>EBELCO AH-800 Bracket (Armature Housing for Fire Door Application)
>More easy, fast, and accurate fixing work instead of drilling a big hole ( 13.0mm) through the door for the traditional Sex Bolt and Nut.
>More improved vandal-resistant purpose as the armature plate fixing is invisible from the other side of the door.
>More applicable to various sizes of doors.
>More solid outlook and nice presentation.