3-1/4" Fitter Solid Brass Screw-on, Uno-Type Shade Holder W/ Rosette Set Screws, Satin Black (10727BK) - Antique Lamp Supply - Quality Lamp Parts Since 1952
A Guide to Lampshade Fittings
3-1/4in. Screw In Brass Holder With Porcelain Two Piece E-26 Screw-in Adaptor
2 Pack Lamp Finials Screw Knob for Lamps Shades, Antique Brass Lamp Nut ( Threaded 1/4-27) Lamp Shade Holder Top Screw Cap for Table and Floor Lamps - Amazon.com
Lamp Shade Harp Bracket 6-10 inch Adjustable Holder Support and 3/8 inch Standard Saddle/E12/E26 Light Base UNO Fitter Adapter Converter Finial Set Parts, Tall 6 7 8 9 10 inch for Spider Shade - Amazon.com