The FD1 Fader is a mono 100mm fader. The price
includes a 2 foot TRS cable that plugs into the rear of the MX2,
MX5.2 or the SM1, SM2, TR8+ and the FX2 external fader jack on the rear
of the VRACK.
The FD2 Fader is a stereo 100mm fader. The price
includes a pair of 2 foot TRS cables that plug into the rear of
the SM2's 2) external fader jacks on the rear of the VRACK or any other Tonelux module with the external fader jack.