This 42‑capacity roller egg tray with 7 tubes is a practical replacement spare part for household egg incubators. Constructed from high‑strength ABS plastic, it is wear‑resistant, easy to disassemble and clean for repeated incubation use. The roller‑driven auto‑turning structure rotates eggs evenly to guarantee uniform heat distribution, effectively improving hatching success rate and removing heavy manual egg‑turning work. It holds up to 42 chicken eggs, and also fits duck, pigeon and quail eggs for multi‑species hatching needs. Compact and well‑built, it is compatible with most standard small incubator models. Simple to install and stable in operation, this egg turning tray is ideal for backyard breeders, hobby raisers and small‑scale hatching projects. A cost‑effective upgrade for your poultry incubation setup.