Go Cruise Throttle Control

*One of the best on the market
*Easy to use - on/off in 6 seconds
*Small fits 7/8"(22mm) Dia. Handlebar for urban and sport bikes
*Large fits 1"(25mm) Dia. Handlebar for Harley Davidson or cruisers
Super EZ to install, no tool required
Now comes with Silicone Ring is ideal for metal grip or increasing friction