Feature 1 Applicable Models: This tripod fixed plate base screw nut is suitable for A7R2, A7S2, A7M2, A7M3 and A7R3 cameras. 2 Standard Size: This tripod fixed plate base screw nut is designed with the exact shape and size to work properly when installed correctly. 3 Aluminum Alloy: The tripod fixed plate base screw nut is made of aluminum alloy with high hardness, wear resistance and long service life. 4 Compact Size: Although the tripod fixed plate base screw nut is compact in size, which is very useful and can hold the camera base firmly. 5 Ideal Replacement: The tripod fixed plate base screw nut is exquisitely made and is comparable to the original product, though not the original.Item Type: Tripod Fixed Plate Base Screw NutMaterial: Aluminum alloyApplication: Suitable for A7R2, A7S2, A7M2, A7M3 and A7R3 cameras Package List1 x Tripod Fixed Plate Base Screw NutNoteProfessional maintenance personnel are recommended for installation and disassembly