Pre assembled kit includes cathedral ceiling plate chrome or black extension pole in lengths of 39 1m 59 1 5m or 118 3m prss projector mount universal spider projector mount adaptor cathedral ceiling plate can be angled 60 for use with vaulted or sloping ceilings configurable projector installation with drops of 39 inch 1m 59 inch 1 5m or 118 inch 3m in height universal spider adaptor designed to work with nearly all projectors weighing up to 50lb 22kg three axes of