Rusan reduction ring ARRH1-2, for HIKMICRO Thunder

The Rusan reducer ring is needed to use universal Rusan quick-release adapters ARM-52 with HIKMICRO Thunder, Hikmicro Cheetah digital clip-ons. The reducer ring is screwed into the thread of the Rusan adapter.

Note: This is only a reducer ring to adapt the thread of the Rusan universal adapter to the HIKMICRO Thunder thread.