M42 Male to M39 or T-mount Male to M39 Female adaptor ring. Use with adapters to convert it from M42 mount to T/T2 mount to M39 mount. Use to convert lens mounts.
Main Features:
Hard, light, durable
Male screw thread from 2 sides: 42mm ( [A] M42 thread with 1mm thread pitch size, and [B] T-tread with 0.75mm thread pitch size)
Female screw thread from 2 sides: 39mm (L39/M39, 1mm thread pitch size)
Made of anodized Aluminium
Colour: Black
Suitable for:
adaptors, lenses, telescopes, etc..
You will receive:
1x adapter ring