Based on this product's specifications, here are some alternatives and similar models
Mounting set DATACOM M6, 4 pcs, 20 mm spacers
Summary description:
Mounting set DATACOM M6 with four M6 fasteners and 20 mm spacers for securing components in racks, enclosures or electronic assemblies. Provides standardized M6 thread connection, consistent spacing and stable support for circuit boards, panels or modules. Suitable for installation, maintenance and hardware upgrades where M6 mounting is required.