Or even an 8 speed Alfine hubs would give you a decent range.
If you ride with drop bar, you can get a bar end shifter with the hubs.
Alternatively, worth checking the price difference between your All City/Internal hubs or sell them all and get a Genesis Day One Di2, a full grand off RRP is near trade price.
Wow! That's a lot of bike for £1k. Wish this had been around a couple of months back when I bought my Planet X London Road - it's a lovely bike, but i'd much rather Di2 over Sram Rival.
Or even an 8 speed Alfine hubs would give you a decent range.
If you ride with drop bar, you can get a bar end shifter with the hubs.
Alternatively, worth checking the price difference between your All City/Internal hubs or sell them all and get a Genesis Day One Di2, a full grand off RRP is near trade price.