The PFA112 is a Ceiling Mount Bracket from Dahua. Features: Material: Aluminum Ceiling Mount Bracket Neat & Integrated design Specifications: Model DH-PFA112 General Material Aluminum Dimension (W x H x D) Φ53mm x 220mm Pipe Thread G1 1/2″ Operating Temperature -40ºC ~60ºC Humidity 0~90% RH Load Bearing 7kg Weight 0.5kg