Premium Sealing hydro cylinders telescopic cylinder hydraulic ram for Combine Harvester Runhe hydraulic cylinders are purpose-built for combine harvesters, acting as core actuators for header lifting, reel adjustment and unloading chute positioning. Engineered for continuous high-frequency cycling during harvest seasons, they cope with chaff, crop debris and vibration. They match harvester hydraulic systems reliably, reduce on-site malfunctions, and support custom dimensions