Based on this product's specifications, here are some alternatives and similar models
Hand tool shaft/handle adapter AWTools AW00244, weight 560 g
Summary description:
AWTools AW00244 is a replacement hand tool shaft/handle adapter weighing 560 g. Designed to connect or extend compatible manual tool handles and shafts, it serves as a structural adapter for repair, replacement or customization of hand tools. Suitable for workshop maintenance, DIY projects and professional tool upkeep where a durable adapter is required.