2pcs/lot m10 * 1 hollow rod tube external teeth hollow metal rod lighting accessories lamp double-headed

brand name:none origin:mainland china so that it can meet the needs of more lighting accessories, like wall lamps, chandeliers chandeliers, etc., can use this support connecting rod please note that the two ends of the length of the teeth will have some differences, so designed to better match the installation of lighting products some lighting accessories they do not need very long teeth, long teeth, but good, so we designed two different tooth distance.syi