Based on this product's specifications, here are some alternatives and similar models
Mounting Arm Fotopro GS-3 by Fotopro — model FP-GS3
Summary description:
Fotopro GS-3 is a mounting arm (model FP-GS3) by Fotopro designed to secure and position photographic or video equipment. It serves as an adjustable support for accessories, enabling stable attachment and flexible placement. Suitable for studio and on-location setups where a compact, dedicated mounting arm is required for lights, monitors or small gear.