1.25 inch to M42 Rotolock
Design for Planetary imaging, this Rotolock can provide perfect centering and secure hold everytime.
Rotate the adapter ring clockwise, to lock an inserted accessory simply.
Rotate counterclockwise to remove an accessory.
adapter：1.25 inch and M42*0.75 inner Threads.
FAQ: Why I can’t slide in camera into rotolock?