These faders are brand new replacement parts suitable for any music channel on Allen & Heath XONE92 mixers, no soldering is required, they simply plug in and they can be fitted in a matter of minutes using only a screwdriver.
Here at DJSpares we have sourced exactly the same fader Allen & Heath buy & use and when fitted with our own custom made PCB what you get is basically the same part Allen & Heath supply but at a much reduced cost.
The current batch of faders are silver in colour and are exactly the same (other than colour) to the grey / brown type quite often fitted