Carb Heat, Throttle, Mixture Controller and Full Size Trim Wheel For Flight Simulators - ComboThis combo includes my carb heat, throttle and mixture controller plus my Full Size Stand Alone Elevator Trim Wheel Controller for flight simulators. The controller features push pull controls for each carb heat, throttle and mixture. The throttle also features a locking nut, twist it to lock the throttle in place. The trim wheel features 6. 9" (175mm) diameter trim wheel with 7. 5 complete rotations for precise adjustments. It features a trim wheel