The quick action throttle is an essential piece of kit for all race and track day requirements and Domino is probably the most popular quick action throttles in racing today. Domino are Europe's leading manufacturer of throttle controls, their expertise comes from more than 50 years of experience and strict quality control systems. Widely associated with WSBK and MotoGP, their name is your guarantee of solidity and reliability.Supplied as a kit for your specific model of motorcycle, including the cables required for your bike.Designed to minimize the effort of full throttle control and allowing you to achieve 100% full throttle with very little twist grip action.The number one accessory for those trackday bikes or full out race machines.The XM2 Kit is supplied with three throttle speed rings and either 'universal' or where necessary 'model specific' push / pull cables.The three speed rings have different affects on the throttle, they are as follows:White ring speed - 2.6°/mm max stroke