Replacement bead breaker operation valve. Coats number 8184878, Valve is located midway on shoe shaft and is operated by handle with 9inch rod to valve. valve is for new style machines with positionable bead breaker. Not any pedal operated bead breaker machines. High quality piece made from all new parts. For 70xAH1, 2 and 3. 70x EH1, 2 and 3. 80x AH3 90x AH3. Sale is for valve only.