Packing: 2pcs Material: zinc alloy + plating Color: antique green Size:30x44mm / 1.18 "x1.73"(WxH) Thread size:M10x1mm, Maximum load capacity within 25KG Sturdy and durable, beautiful appearance, good stability, corrosion resistance, no deformation, anti-rust, durable, long service life Easy to use, just screw in the m10 threaded lamp installed on the ceiling. Use: crystal lamps, chandeliers, candle lamps, European lamps, bar lamps, antique lamps, retro lamps, dining chandeliers and a variety of DIY lighting fixtures and fittings universal