Based on this product's specifications, here are some alternatives and similar models
Front Extrusion Shell Kit Creality K2 PLUS, replacement part MPN 4001020081
Summary description:
Replacement front extrusion shell kit for Creality K2 PLUS 3D printer (MPN 4001020081). Designed to replace the front housing component of the extruder assembly. Useful for maintenance, repairs or upgrading worn or damaged parts to restore proper filament feeding and printer operation. Compatible with the specified Creality model; installation requires basic disassembly of the extruder area.