Swift Lamp is another lampshade that fits our custom base system. By downloading this model, you'll get the 40 mm diameter variant, designed for standard threaded sockets.

Download this free pack for different socket and cable diameters: https://thangs.com/designer/Kraken.Decor/3d-model/Lamp%20Base-1240590

Print settings: Top piece: 1 wall loop; 0 bottom and top layers; 0.5 wall width; slower speeds (80 mm/s should be fine). Bottom piece: Default settings, 2 wall loops, doesn't need much infill.