Sooner or later, a well-used mini bike will wear out its throttle When that happens we offer this black rubber right throttle control grip for the Motovox MBX20 mini bike Sooner or later, a well-used mini bike will wear out its throttle When that happens we offer this black rubber right throttle control grip for the Motovox MBX20 mini bike 30 Day Warranty Sooner or later, a well-used mini bike will wear out its throttle. When that happens we offer this black rubber right throttle control grip for the Motovox MBX20 mini bike . We won’t say that this throttle has a universal application, but it is either used or is totally compatible on a number of mini bike and dirt bike models. Some of the machines that can sport this throttle are the Baja Mini Bike MB165 & MB200 (Baja Heat, Mini Baja, Baja Warrior), Baja Doodle Bug, Baja Dirt Runner 70, as well as mini bikes from Monster Moto, Coleman, and others. We also have the matching Left Handlebar Grip for the Motovox MBX2