Use the to help reduce vibrations when using your PTC camera. Suitable for AV installations and supporting payloads up to 22 lb, this assembly includes vibration insulating hardware and a mounting plate with industry-standard 1.5" NPT threaded mounting hole. It includes four rubber dampening rings that reduce vibration in the front-to-back and side-to-side axes. Multiple mounting holes and slots enable secure mounting of this assembly to a flat surface.