This routing panel by Delock is suitable for mounting on the 19" fiber optic HD (High Density) patch panel by Delock (66924). Optimal cable management The routing panel enables clean cable routing. This prevents damage to cables, e.g. by twisting and bending. Specification https://elecena.pl/product/21017362/66942-19-fo-patch-panel-1-u-black 2022-06-16 https://elecena.pl/product/21017362/66942-19-fo-patch-panel-1-u-black 2023-08-30