Baader 2a/T-2i Thread reducing ring

Converts any 2" (SC) female thread into a T-2 (M42 x 0.75) female thread - without extending the optical length; Manufactured as an adapter to adapt the Hyperion Universal Zoom Mark IV to any photographic T-2 thread, but can also be used in many other ways; Suitable for adapting any accessory with a male T-2 connection thread (e.g. connection to our VariLock 20-29 or VariLock 29-46 clamps).(e.g. for connection to our VariLock 20-29 or VariLock 29-46 clamps); adapter with continuous 2" male and T-2 female thread as well as two face holes