The JVC Twin Shooting Mount for ADIXXION Action Camcorder lets you attach JVC's ADIXXION Action Camcorder onto another camera by way of two 1/4"-20 screws.
Reviewed by 1 customers
It's nothing special--just a 1/4"-20 stud with two nuts. But it's useful for mounting things back to back, and the nuts allow you to align them the way that you want. In my case, I'm using one to attach an RRS clamp for my iPhone to a cold shoe for a Manfrotto shoe-mount LED light.