The rosette lock used to strengthen the rod clamp conection.
Pitch 6 degree, Its gear is compatible with ARRI and Lanparte type rosette lock. DIY your own rosette rod clamp.
Comes with a spring, one rosette lock part from the other automatically when you loose screw knob, make the rosette lock pair working silently.
Made of stainless steel, strong enough, Nice machining.
For 15mm rod support / rod clamp / rail block.