Upgrade your WonderMaker ZR 3D printer with this premium 310×310mm PEI spring steel build plate. Featuring a textured PEI coating for strong adhesion and a high-flatness spring steel core, this build plate delivers reliable performance across a wide range of filaments, including PLA, ABS, PETG, TPU, and Nylon. The flexible spring steel allows easy model removal, while the high-strength magnetic base ensures stable attachment even during repeated heating cycles. With positioning holes and dual-handled edges, installation is quick, accurate, and hassle-free. Perfectly sized for the WonderMaker ZR, this PEI build plate offers durability, convenience, and consistently high-quality printing results.