25mm CNC Ballscrew Kit SFU2504 RM2504 Anti Backlash With 2550mm Length Nut BK BF20 Bearing End Block Supports Coupler Nut Housing And Nema 34 Motor Bracket For A Sweet Pro Grade CNC Milling Setup
✔️ 25mm dia screw, 4mm lead, 2550mm (100.39 in) length; BK20 mount
This is a single CNC ballscrew kit with anti-backlash designed for precise linear motion in milling machines, routers, and other CNC setups. It includes the nut integrated with BK20 mounting bracket, end supports with locknuts and circlips, a flexible coupler, ball screw nut housing, and a NEMA34 motor bracket to create a rigid, high-precision drive system.
✅ 25mm diameter ballscrew (0.984 in) for strong, accurate motion.
✅ Lead 4mm (0.1575 in) enables fine stepping and smooth travel.
✅ Total length 2550mm (100.39 in) with integrated BK20 nut and mounting bracket.
✅ End supports with locknuts and circlips provide solid alignment.
✅ Flexible coupler and ball screw nut housing included for easy motor coupling.
✅ 14mm bore on the coupler for standard NEMA34 shaft.
✅ Cast steel BK bearing supports and mounting bracket deliver rigidity and precision.
✅ Precision grade C7 to minimize runout and backlash.
💡 What is a CNC ball screw kit used for in precision motion? This handy package drives accurate linear motion in milling and routing setups. - Converts rotary to linear motion with low backlash. - Reduces stick-slip and heat for smoother operation. - Works with BK20 mounting brackets and end supports for rigidity. - Ideal for high-accuracy engraving, drilling, and milling tasks.