The Fischer cavity plug 519774 is designed for secure mounting with dimensions of 52 mm by 10 mm. Manufactured by Fischer, it features robust performance, ideal for cavity walls. Typical applications include installing fixtures in hollow spaces with high reliability for up to 50 pieces per pack. https://elecena.pl/product/28242832/fischer-519774-hm-s-cavity-plugs-versatile-for-metric-screws-50pcs 2025-04-06 https://elecena.pl/product/28242832/fischer-519774-hm-s-cavity-plugs-versatile-for-metric-screws-50pcs 2026-07-12