Product Name : Damping Ball
Hole Dia : 4mm
Central Outer Dia : 85mm
Damping Ball Height : 13mm
Material : Rubber
Color : Red

These are universal vibration damping balls that can be used in a number of applications from gimbal isolation to protecting sensitive electronics.
Dual-head anti-vibration rubber ball,widely used in PTZ connection and FPV system
They match perfectly with our wide range of isolation mounts of the quadcopter