Macro port designed for;Canon EF100mm IS USM / EF 100mm F2.8 Macro USM,AF-S VR Micro Nikkor ED105mm F2.8G (IF) / AF-S DX Micro Nikkor 85mm F3.5G ED VR.
This port accommodates listed lenses without additional port-base or extension ring. Port has M67 screw mount.
Dimensions 128x120.5mm / 5.0x4.7inches
Weight Approximately 505g / 17.8 oz
Depth rating is 100m / 330ft
