SFU2505 Linear Motion CNC Ball Screw Kit With Anti Backlash Nut, 400mm 15.75in 25mm Ballscrew, BK20 BF20 Bearing End Supports, Coupler And DSG Nut Housing For Pro Grade Precision CNC Setup

High-Precision SFU2505 Linear Motion CNC Ball Screw Kit
✔️ 400mm travel, 25mm dia, C7 grade, BK20/BF20 ends incl: full kit

The SFU2505 Linear Motion CNC Ball Screw Kit is a precision drive system designed for CNC routers, mills, and automated setups. It delivers smooth, accurate linear motion with high rigidity and low backlash, making it ideal for professional-grade projects.

✅ RM2505 ball screw: 400mm length (15.75in), 25mm diameter, 5mm lead
✅ Ball screw nut with anti-backlash for higher accuracy and longer service life
✅ BK20/BF20 Bearing End Supports with locknuts and circlips
✅ Coupler included; standard bore 14mm, customize if needed
✅ DSG ball screw nut housing seat holder with CAD/STEP files available

💡 What is a pillow block bearing used for in CNC ball screw systems?

Handy overview: pillow blocks support the screw and keep it aligned under load in CNC drive systems. - supports radial loads on 25mm screw diameter - helps maintain alignment during motion and reduces wear - integrates with end supports for stable mounting ✝️