Rolled Ball Screw+end Machined+ball Nut +end Support+coupler

high service life time due to low friction; low operation noiseno stick-slip effect,heats up less,reduced drive power requiredhigh static and dynamic stiffnesshigh and more accurate positioninghigh axial forces per Ball Screw voluminaGuide Width or Diameter:SFU1204Model Number:SFU1204Color:silver+blackMaterial:steel+aluminumPackage Contents:1* SFU1204 screw (300mm) with BK/BF10 end processing1* SFU1204 ball nut (outer diameter 22mm)1* BK101* BF101* coupler 6.35x81* nut housingOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.