YKS RC Quadcopter Flight Controller Anti-vibration Mount Damping Plate for APM / KK / MWC Made from glass fiber: Ultralight & great intensity. Suitable for mini flight controller: APM 2.6/2.8, KK, CC3D, MWC etc. Weight: 24g / 0.85oz. With anti-vibration plate. With Improved mounting holes on the bottom,easy to install.