25mm CNC Ball Screw Kit SFU2504 RM2504 Anti-Backlash With 114.17 Inch (2900mm) Travel, Nut, BK BF20 End Blocks, Coupler, Nut Housing, And Nema 34 Motor Bracket For Precise CNC Milling

High-precision anti-backlash ball screw kit for CNC milling
✔️ 25mm diameter ball screw, 4mm pitch, 2900mm (114.17 inches) length, C7 grade precision, includes nut and supports

This ball screw kit is a key component for linear motion in CNC machines, used mainly in milling, 3D printing, and robotics setups to deliver smooth and accurate movement in manufacturing and DIY projects.

✅ 25mm diameter with 4mm lead for precise positioning
✅ Total length of 2900mm (114.17 inches) for extended travel in large-scale applications
✅ C7 grade precision ensures minimal backlash and high accuracy
✅ Includes BK/BF20 end blocks, coupler for 14mm motor shaft, nut housing, and Nema 34 motor bracket for easy integration
✅ Made from GCr15 steel with cast steel supports for durability and shock resistance

💡 How does an anti-backlash ball screw enhance precision in linear motion systems?
This setup boosts accuracy by reducing play in mechanical drives, helping with reliable performance in automation.
- Eliminates sticking and slipping for smoother operation
- Lowers heat buildup to extend equipment life
- Cuts down on required motor power for efficiency
- Supports high-speed tasks while maintaining exact positioning