Based on this product's specifications, here are some alternatives and similar models
Stirrer spatula HARIO Syphon Stirrer 0500000038 for coffee brewing
Summary description:
HARIO Syphon Stirrer is a dedicated spatula designed for stirring coffee during syphon and other manual brewing methods. Manufactured by HARIO (MPN 0500000038, EAN 4977642915015), it provides controlled mixing of grounds and water to promote even extraction. Suitable for use with syphon brewers and other manual coffee equipment to improve consistency and flavor clarity.