1) Scientific structural design avoids mutual wear with the track.
2) High-toughness steel plate spinning causes little damage to the track,effectively extending the service life of the track.
3) High-precision machine tools with repeated positioning of O.oo1mm ensure the product's dimensional tolerance of 0.025mm. High precision can ensure long life.
4) Bearings,oil seals, shafts andother accessories are all of high quality,and the product service life is guaranteed.