1. Bearings with a stretching rod, stretching rod with right or left hand, female or male thread.
2. It is made up of a spherical plain bearing of typeGE...E or ES and rod body.
3. To plate zinc on the surface of rod body, the housring of type SI...ES with a lubricaltion thole and a grease nipple.
4. The size, material or technic we can disscusion.