Based on this product's specifications, here are some alternatives and similar models
Build Plate / Spring Sheet Assembly for Flashforge Guider 3 (MPN 20003613001)
Summary description:
Replacement spring sheet assembly designed for the Flashforge Guider 3 3D printer (MPN 20003613001). This build plate component provides a removable, spring-mounted surface for securing prints during printing and simplifying part removal afterwards. Suited for maintenance or parts replacement, it restores print surface functionality and helps maintain consistent adhesion and leveling.