Check the listing for details. Brass M42 to M42 25-55mm Adjustable Focusing Helicoid Adapter Macro Tube Silver. Condition: New. Listed at 35.90 USD. Normal 0 10 pt 0 2 false false false EN-US ZH-CN X-NONE $([{£¥·‘“〈《「『【〔〖〝﹙﹛﹝＄（．［｛￡￥ !%),.:;>?]}¢¨°·ˇˉ―‖’”…‰′″›℃∶、。〃〉》」』】〕〗〞︶︺︾﹀﹄﹚﹜﹞！＂％＇），．：；？］｀｜｝～￠ Orders are sending by China Post register air mail with tracking No., buy with confidence!FOTOFOX M42 to M42 Mount Adjustable Focusing Helicoid Adapter 25-55mmFeature: This focusing Helicoid tube is made with standard M42 mount. Made of Anodized Aluminum in Black finish with high quality. The length of this Helicoid tube 25mm (min) to 55mm (max), it offers a total of 30mm movement distance for lens focusing. Instruction, mount the Helicoid tube to your lens, and then the combination of lens and Helicoid tube to the camera. This Helicoid tube is useful for those lenses without focus ring It could be used as Macro barrel and offers fine focus control for macro photography. It will be better when you use it with filter adapter together.Material: Parts Brass+AluminumPackage Includes:1 x Lens Adapter Directed from factory,welcome wholesaler!!To Dear Customers We will try our best to be the best seller and serve you optimal service, your support is very important to us. If you have any problem, please contact us before you leave any negative feedback, ebay or paypal dispute. Your appreciation is very important to our business. Please kindly leave us a ★★★★★ in each item. We will be better with your support.