The Peak Design Mobile Universal Adapter converts compatible third-party phone cases into mounts for the Peak Design Mobile ecosystem. It uses an adhesive-backed design with a built-in magnetic and SlimLink connection for attaching compatible mobile mounts and accessories.

With a slim 2.5mm profile, the adapter adds minimal bulk while supporting a wide range of mounting applications. It is suited to users who want to integrate smartphones with Peak Design Mobile mounts while using a compatible hard, smooth phone case.