Diameter 25mm Female Thread Connection Tube Screw Tube Hollow Straight Rod Retro ChromeInner Tooth Tube Table Lamp Floor Lamp DIY Part Description: 1 Diameter: 25mm 2: Chrome 3: 50mm,100mm ,200mm,300mm ,350mm ,400mm ,500mm 4: 1 5: Metal 6 treatment: hot temperature paint Single connector: could be screwed into the tube, the tube could be change into M10X1 internal teeth. Thread connection: two tubes could be connected. Rubber stopper: can be inserted into the tube