M42-M42(17-31) M42 To M42 Mount Lens Focusing Helicoid

Features:

Suitable for M42 mount lens without focusing ring.

Can be used as a macro extension tube.

No electronic element, manually controls aperture and focusing.

Aluminum alloy material, CNC precision machining, durable and sturdy.

Easy to install and simple to use.

Specifications:

Material: Aluminum Alloy

Lens Compatibility: M42 screw mount lens

Length: 17mm-31mm/ 25mm-55mm/ 36mm-90mm(optional)

Packing List:

1 * Adapter Ring

We confidently assure you'll be satisfied with what you get.However, If  there's a chance that you are not satisfied with our goods or something else, please let us know before leaving us a Negative feedback. We will try our best for 100% customer satisfaction. Your 5-Star Positive Feedback is much appreciated to us, and your satisfaction is our greatest motivation to move forward.Welcome to Shop Here! Want more Items? Please come visit our SHOP.

*Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 5 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer).Your satisfaction is our first priority.

*If you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.