The SmallRig 4399 T-Series Lens Back Mount Plate is designed to expand lens mounting capabilities for iPhone 15 Pro and Pro Max cages. It enables secure attachment of T-series lenses, improving mobile filmmaking and photography workflows.

Constructed for compatibility and stability, it integrates seamlessly with SmallRig mobile cages. Key features include a 17mm threaded backplate, precise alignment design, durable metal construction, and quick installation. Suitable for content creators, videographers, and mobile filmmakers seeking enhanced optical flexibility.