Did you get the narrow or wide version?I've been using one of these on my bikes since around 2004. It allows you to use constant throttle pressure with the palm of your hand without squeezing the grip, which can cause fatigue in the hand on a long ride.
Throttle Rocker – Cruise Control Assist for Motorcycles
Installation Video Demo | Throttle Rocker – Cruise Control Assist for Motorcycles
You need to replace those stock grips with a set of these. Very comfy!
JOHAR CUSH 1 STREET [9012/9013 JO1102/JO1103] - $10.98 : MotorCycleLarry.com, Wholesale Parts Factory Direct