Description:M39 Male to T-mount female adaptor ring. Use with adapters to convert it from L39/M39 mount to T/T2 mount. Use to convert lens mounts.
Main Features:
Hard, light, durable
Male screw thread: 39mm (M39/L39/Russian-39mm thread); 0.75mm pitch
Female screw thread: 42mm (T thread, 0.75mm thread pitch size)
Made of anodized Aluminium
Colour: Black
Suitable for:
addapters, lens, etc....