The Komatsu 2057062160 is a genuine OEM seal kit designed for the boom cylinder of various Komatsu PC-7 series excavators. This kit provides essential sealing components to maintain hydraulic integrity and prevent leaks in the boom cylinder, ensuring optimal performance and longevity of the heavy equipment. It is compatible with models including PC200-7, PC200LC-7, PC210-7, PC210LC-7, PC220-7, PC220LC-7, PC230-7, PC230LC-7, PC240-7, PC240LC-7, PC270-7, PC270LC-7, PC290-7, and PC290LC-7.