Feature

●This focus helicoid tube is made of superior aluminum alloy with a standard M42 mount
●The length of this helicoid tube is adjustable, distance for lens focus, easy to use
●This helicoid tube helps with lenses without focus ring
●Can be used as macro barrel, providing fine focus control for macro photography
●Works better with filter adapter


Description

Specifications
Condition 100 Brand New
Material: Aluminum alloy.
Color: As shown in the picture
Length adjustment 17-31mm
Size: about 5.7 * 5.7 * 2.3cm/2.2 * 2.2 * 0.9in

Package List
1 x Focusing Helicoid Adapter