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xi lanh-pit tong-Cylinder-piston-xy lanh Xi lanh khí nén thanh DGC-K-40-600-650-700-750-800-850-900-PPV-A-GK, xi lanh-pit tong-Cylinder-piston-xy lanh Xi lanh khí nén thanh DGC-K-40-850-900-950-1000-1100-1200-1300-PPV-A, xi lanh-pit tong-Cylinder-piston-xy lanh Xi lanh khí nén thanh DGC-K-50-1000-1100-1200-1300-1400-PPV-AB-GK