Characteristic: The oil seal set of chainsaw crankshaft is made of high quality rubber material, with good sealing function and long service life. It can adapt to machine vibration and eccentricity of spindle.   Suitable for STIHL MS180 MS170 170 180 chainsaw.   Oil seal has high cost performance. Good heat resistance and wear resistance, suitable for all kinds of lubricating oil, grease, oil and mixed gas.   The oil seal is simple in structure and easy to install. Please ensure that the shaft or cavity is "damaged" before installation.   When installing the oil seal, you can apply some oil to the diary and gently press the oil seal into it with appropriate special tools to prevent the oil seal from being deformed.   Describe   Name: chainsaw oil seal set   Material: rubber   Quantity: 10pcs   Size: 15 x 25 x 5mm   Color: Blue/Brown      Package Contents:   10 x Chainsaw oil seal   Only the above package content, other products are not included.   Note: Light reflection and different