Oxford OX605 Fat Grips
For those who need some extra grip.
These motorcycle grips have a 33mm diameter (1.29 inch) where most standard grips are roughly 28mm (1.10 inch).
Ergonomically designed surface structure for optimal performance
Dimensions:
Length: 119mm - 4.68" (trimmable to 116mm)
Grip Outer Diameter: 33mm -1.29"
Bar diameter 22mm - 7/8" (throttle side is of course sized for a the throttle sleeve)