Thumb Slider 4ws Upgrade Proportional Knob for Spektrum DX5 Pro DX5R Transmitter
This is a replacement knob to allow for thumb control of proportional switch on Spektrum DX5 PRO & DX5R transmitter.
Great for 4ws (4-wheel-steering) setups and easier accessibility to the propo knob!
- Strong one-piece design
- Available in (3) varieties