Based on this product's specifications, here are some alternatives and similar models
Outlet box accessory JUNG A5585BFWW, plastic mounting/installation component, 1 pc
Summary description:
JUNG A5585BFWW is a plastic accessory designed for outlet/installation boxes, compatible with JUNG electrical systems. Supplied as a single-piece pack, the component serves as a mounting or fitting element for indoor electrical installation tasks. Suitable for use where a manufacturer-matched plastic box accessory is required to complete outlet mounting.