8Sinn Canon EF to RF Speed Booster Adapter Support for 8Sinn Cage for Red Komodo Key Features: – 2 points of support-to-cage attachment – 2 points of support-to-adapter attachment – Aluminum made – Lightweight   Presented Support has been designed especially for the Canon 0.71X EF to RF Speed Booster Adapter and 8Sinn Red Komodo cage.   Compatible with the 8Sinn cage only Set includes: 1pc 8Sinn Canon EF to RF Speed Booster Adapter Support