... but also reduce its noise.6. Our blower bearing is introduced from Japan. There are two lubrication ... many of our accessories are imported, such as NSK Bearing, imported Gear, and Gates triangle belt and so ... on.10. Long life. The blower bearing what we used are all double-row and ... broken because of oil leakage.15. Bearing:Our bearing are doulbe-line bearing, can adjust the concentricity, and they ...