Feature(may vary by option.)

●Easy to use
●This allows the distance from the lens to the camera to be longer than the projection lens used for the Focus Helicoid
●There is one female M65x1 on the front and male M65x1 on the back
●Effective is 17mm. Weighs 20g

[Black]

Description

Easy to use.
3mm long
Total length: 0.8 inches (20
The inside of the adapter is fully threaded to minimize reflection.
Made of anodized aluminum
Package included:
1 pcs 17mm M65X1MM