E27 screw ring, steel, bright zinc-plated, brass colour, Ø 56.5 mm, height 13 mm Metal screw rings for E27 lamp holders. Material: steel, bright zinc-plated, brass colour, Ø 56.5 mm, height 13 mm. Material: steel https://elecena.pl/product/18747340/100219-e27-screw-ring-for-metal-lamp-holders 2021-06-09 https://elecena.pl/product/18747340/100219-e27-screw-ring-for-metal-lamp-holders 2022-05-31 https://elecena.pl/product/18747340/100219-e27-screw-ring-for-metal-lamp-holders 2024-01-23 https://elecena.pl/product/18747340/100219-e27-screw-ring-for-metal-lamp-holders 2025-01-23 https://elecena.pl/product/18747340/100219-e27-screw-ring-for-metal-lamp-holders 2026-02-24