The Parsons Products Safety Plug Clips Provide Inexpensive Insurance Against Radio Failure. The bright yellow plastic clips simply clamp on to servo plugs to prevent separation. FEATURES: Perfect for use with Y-Harnesses, Aileron Extensions, Battery to Switch Harnes Connections or Anywhere a Male and Female Connector is Joined Together. Allows Modeler to Quickly Plug or Unplug the Connectors. Secure Grip Once Connectors are Snapped into the Clip. INCLUDES: Three Futaba Safety Plug Clips