Lampshade Ring Reducer are made of high quality plastic and are very durable. "The inner diameter is 29 mm, the outer diameter is 46 mm, and the thickness is 4 mm." Not easily deformed and fall off. "It's very easy to install, and it's just need take a few seconds to install lampshade E27 can adapter to E14, so you don't have to spend too much time on it." "Suitable for Edison Screw (E14/ E27) lamp shades to Bayonet Cap lamps and lampholders, the table lamp, the lamp, the ceiling lamp etc." PACK OF 1
Amazon MarketplaceLampshade Ring Reducer are made of high quality plastic and are very durable. "The inner diameter is 29 mm, the outer diameter is 46 mm, and the thickness is 4 mm." Not easily deformed and fall off. "It's very easy to install, and it's just need take a few seconds to install lampshade E27 can adapter to E14, so you don't have to spend too much time on it." "Suitable for Edison Screw (E14/ E27) lamp shades to Bayonet Cap lamps and lampholders, the table lamp, the lamp, the ceiling lamp etc."