Ball Screw Bk12 Bf12 1-pack built for smooth installs and solid results
✔️ Ball Screw BK12/BF12 End Supports with Metal Ball Screw Nut for CNC Machine 1 Set

This 1 pack is meant for clean replacement or upgrade work where fit and smooth operation matter.

✅ Size - BF12: 60 x 20 x 43mm/2.36 x 0.79 x 1.69 inch (L*W*H)
✅ BK12: 60 x 25 x 43mm/2.36 x 0.98 x 1.69 inch (L*W*H)). Applicable to 12mm diameter ball screw.
✅ Material - The ball screw end support is made of quality bearing steel, which has the advantages of high strength, no deformation, high precision, and low noise.
✅ Surface Electrophoresis - The surface of the ball screw kit uses electrophoresis treatment to improve corrosion resistance and surface smoothness, making the appearance smooth and beautiful.
✅ Application - Ball screw is suitable for CNC, machine DIY, factory automation equipment, large transmission equipment, etc.

💡 How do you size a ballscrew kit to avoid backlash in CNC builds?
Quick answer: match pitch, travel length, and support style to your axis load and speed.
* Pitch controls feed rate and torque demand
* Proper end supports keep alignment tight under load
* Good lubrication cuts heat and wear over time

Built to keep motion smooth and accuracy steady during long production runs.