Based on this product's specifications, here are some alternatives and similar models
SCHROFF Geräteboden 21130325 — equipment/base plate for enclosure, 1 piece
Summary description:
SCHROFF Geräteboden model 21130325 is a single-piece equipment/base plate designed for use in electronic enclosures and rack systems. Supplied as 1 piece, it serves as a mounting or support surface for components inside a chassis. Suitable for equipment integration, maintenance-friendly assembly and secure placement of internal modules.