GCA is the largest purchaser of used and surplus valve actuators -- we purchase Bettis -- Rotork -- Limitorque actuators from job sites and warehouse stores -- we buy actuators in any condition FOB your location -- We also sell remanufactured actuators and supply new parts and seal kits. We discount new parts and sealkits for Bettis actuators at 40% discount from list price. We also purchase used trunion ball valves -- Grove -- WKM -- Orbit.