The grip of my Honda are 31 mm of diameter.
A little small for mine big hands.
I cannot change them because off the heated grip.
So a printer a cover to increase the diameter to about 34.5 mm.
Print it using a flex filament at 200 micron (or 150) with very low infill.
I used this one: http://fave.co/2kIeK6O
grip_cover.stl | 647.0KB |