JJC Reverse Mount Adapter 72 mm for CANON cameras.

Key features:

• Designed for CANON cameras 550D / 500D / 7D / 1000D / 450D / 400D / 350D / 200D / 50D / 40D / 30D / 20D / 10D / 5D / 5D MK II / D1.
• Allows connection of any lens with 72 mm threads in reverse position.
• Enables very high macro reproduction.
• Manufactured from aluminum, chemically blackened and anodized to eliminate reflections.
• Sturdy construction with precision and a locking mechanism to prevent incorrect rotation.
• Easy to install with a red dot marker.

The adapter connects to the camera's hot shoe, like a lens, and the lens with a 72 mm thread is screwed into the adapter's thread.