Based on this product's specifications, here are some alternatives and similar models
Helmet Chin Mount 2.0 for Insta360 — Camera mount, black, 125×100×43 mm
Summary description:
Insta360 Helmet Chin Mount 2.0 is a black camera mount designed for Insta360 cameras. With dimensions 125 mm (width) × 100 mm (depth) × 43 mm (height), it mounts to the helmet chin area to provide a stable, forward-facing perspective ideal for action sports and biking. It offers secure attachment, hands-free operation and improved framing for immersive POV footage.