Futaba Trigger Spring Hook and Swing Arm Set for 4VF - Service Replacement  [4VF_A01]

Keep Your 4VF Trigger Smooth with Futaba Replacement Parts

The Futaba Trigger Spring Hook and Swing Arm Set for the 4VF transmitter is a direct replacement that helps maintain consistent trigger behaviour. It is ideal for hobbyists who want dependable mechanical performance from their radio.

Control Improvements

By matching original fit and travel, the trigger spring hook and swing arm reduce play and restore firm return action. The improved mechanical response supports accurate throttle or trigger-based controls during flying, racing, or general RC use.

Fitting Hints

Before starting, make sure the transmitter is switched off. Remove the existing trigger components and install the Futaba Trigger Spring Hook and Swing Arm Set, confirming secure seating of each part. Test the trigger movement after assembly to ensure correct operation.