8 Pieces Lamp Shade Ring Collar Lamp Ring for Shade, Replacement Adapter Ring, Retainer Ring for E26 Light Socket with Diameter 1-1/2 Inches (39 Mm) for Lamp Holder Fixture (Black, White) :
High Quality Plastic Buckle For Table Lamp Black White Plastic Retaining Ring E27 Lamp Shade Collar Ring Adaptor Bulb Holder - Price history & Review | AliExpress Seller - Hotolly Store | Alitools.io
3 Pcs White E27 To E14 Lampshade Light Shade Collar Ring Adaptor Bulb Holder UK | eBay