No longer available..

use one of these, the direct replacment

https://www.reallyusefulbikes.co.uk/enviolo-manual/manual-controller-twist-without-display-pure

the shifter for trekking hubs, we supply these as standard with 3300mm cables to suit longer bikes inc Urban Arrow…..this controller/shifter also works with older Nuvinci N360/N380 hubs from older Urban Arrows…

see also the newer shifter alternative here