Although my need was less serious I was considering this lever which has some adjustment, though probably not much.
Zeta Revolver Gear Lever MSX / 125 Monkey / Grom 2013-2021+ | BensBikesRacing
In the end I settled for improving the action with a ball jointed link replacing the bent bar and i am very happy with that for my minor arthritic ankle and foot condition.
https://www.sfpartsltd.co.uk/honda-...stable-gear-shift-linkage-rose-joint-kit.html
Sorry these are UK links but I'm sure you can find equivalents in the US.
Zeta Revolver Gear Lever MSX / 125 Monkey / Grom 2013-2021+ | BensBikesRacing
In the end I settled for improving the action with a ball jointed link replacing the bent bar and i am very happy with that for my minor arthritic ankle and foot condition.
https://www.sfpartsltd.co.uk/honda-...stable-gear-shift-linkage-rose-joint-kit.html
Sorry these are UK links but I'm sure you can find equivalents in the US.