Based on this product's specifications, here are some alternatives and similar models
Avenger Sparrow Plate with 16mm Spigot, model C1100 — Camera/Grip Support Plate
Summary description:
Avenger Sparrow Plate (model C1100) is a metal support plate with a 16 mm spigot designed for mounting and securing cameras, heads, arms or grip accessories. The plate provides a stable interface for studio and field setups, enabling quick attachment to stands, arms or clamps that accept a 16 mm stud. Suitable for videography, photography and grip rig assemblies.