The Nikon FTZ II Mount Adapter offers the same functionality as the original FTZ but with a sleeker design to suit its use on cameras featuring a battery grip. This adapter removes the tripod mount and has a reduced overall size for more comfort when shooting with cameras with a built-in or attached grip or wireless transmitter. AI-P: Manual focus only, full auto-exposure modes, and exposure metering. The adapter is built from magnesium alloy and is weather-sealed.AF Type G and D: Manual focus only (with electronic rangefinder support), full auto-exposure modes, and exposure metering.