Vicon’s V940 Dome and Bullet Camera series offers several mounting options to increase its versatility. For the V940D, these include in-ceiling mounting kits for both dropped and hard ceilings and a pendant housing adapter kit that allows the V940D to mount on a variety of mounting options. The V940B bullet camera has a back box adapter. For cable management of the V940 series of camerasAluminum construction Diameter: 5.25 in. (133 mm)Weight: V940D: 0.70 lb (0.32kg)/V940B: 1.1 lb (0.5 kg)