Based on this product's specifications, here are some alternatives and similar models
Vegetable chopper Brunbeste manual mandoline slicer BB-5517 for onions and vegetables
Summary description:
Manual Brunbeste BB-5517 vegetable chopper and mandoline slicer designed for slicing and shredding onions and various vegetables. Compact, hand-operated kitchen tool for uniform cuts, julienne or slice preparation depending on blade configuration. Suitable for home food preparation, meal prep, salads and garnishes, offering quick manual processing without electricity.