ALL Rite Thumbuddy Throttle Extender The ALL Rite Thumbuddy Throttle Extender is designed to quickly and easily attach to any ATV thumb throttle. It provides comfort for hands of all sizes, incorporating a stainless steel core that can be bent to conform precisely to the rider's hand. Additionally, the ergonomic rubber coating serves to alleviate thumb fatigue. Features: Quickly and easily attaches to any ATV thumb throttle Provides comfort for any size hand Stainless steel core can be bent to mold perfectly to the riders hand Ergonomic rubber coating relieves thumb fatigue