Valves with Pneumatic Actuators: Rack and Pinion: Single Acting, Double Acting Scotch Yoke Valves with Electric Actuators: Quarter Turn Multi-turn with Gearbox by Various OEM Description Description Video https://www.youtube.com/watch?v=U2A17bjmYFM Related products Industrial ValvesFloating Ball Valves Read more Industrial ValvesGlobe Valves Read more Industrial ValvesTrunnion Ball Valves Read more