Features: Enhances your Chainsaws Performances with Auto Oil Assembly Oil Pump, to replace part number C022000052, C022000050, C022000051, and C022000053, ensuring compatibility with models CS550P, CS600P, CS590, CS620P, CS620PW, and CS600. Builts from high strength stainless steel, this oil pump withstands wear and extreme temperatures, providing lubrication to the chain and guide bar, thus reducing frictions and enhancing cutting efficiency. for professional landscapers, arborists, and enthusiasts who require consistent Chainsaws Performances, this oil pump ensures smooth operations even under heavy duty conditions. for use in forestry, landscaping, and home maintenance tasks, the Auto Oil Assembly Oil Pump efficient lubrication, prolonging the life of Chainsaws while maintaining cutting Performances. Experience installation with that requires no professional tool, allowing you to quickly replace and maintain your Chainsaws oiling systems, ensuring it operates efficiencys during every task. Specifications: Materials: Stainless steel Length: 8cm/3.15inch Package Includes: 1PC Chainsaws Oil Pump note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!