... the retractable proejctor ceiling mount is a good way to solved their needs. The user can fit their projector via the projector ceiling mount based on their request, the ceiling height, to the location of the projection distance, installation projector,
... materials. •Auxiliary auto dismantling wrench. •Easy to assemble, upright or opposite installation of long or short clutches. •Suitable for above 90% of projectors on the market. •With concealed buckle,
