Brickwerks do them, not seen them elsewhere. I thought my van was a petrol conversion to diesel when I first found the 'choke' particularly as its not attached
Brickwerks only have them for LHD - or that's all they had when I last looked. I just made a new one up , it's not difficult.
My last 1.6 didn't ever need it to start but the 1Y that's in there now won't start without it.