Item Type: NEX Mount Metal Macro Extension Tube Set Material: Metal+Plastic Tube Size: 10mm/0.4in+16mm/0.6in Focus Type: Auto Mount: NEX Mount Compatible with: For A7S3/A7R4/A7M3/A7R3/A7SII/A9II/A6600/A6400/A5100/A7II/A7III/AR7/A7RII/A7C/A7/A7I series and for NEX series Weight: Approx. 124g/4.4oz Package List 1 x Macro Extension Tube (10mm+16mm) 1 x Storage Bag 1 x Instruction 1Macro extension tube set, including 10mm, 16mm two specifications, suitable for Sony mirrorless cameras. 2It can be used alone or in combination according to your needs. Through the corresponding magnification of the focal length of the lens to achieve closeup shots of small objects, insects or flowers can be easily taken. 3Similar macro combination, can be flexibly combined into different focal lengths. 4Using goldplated electronic contacts, superior light detection and automatic exposure functions. 5Metal and plastic materials, sturdy and durable, light and portable; very suitable for macro photography. 6Compatible with: For A7S3/A7R4/A7M3/A7R3/A7SII/A9II/A6600/A6400/A5100/A7II/A7III/AR7/A7RII/A7C/A7/A7I series and for NEX series