Beefy 20mm Ballscrew SFS2005, 1720mm Length, High Speed Silent Anti Backlash Linear Motion For CNC With 5mm Lead, Precision C7 Grade, Standard End Machining, BK15 BF15 Bearing End Supports, And Flexible Coupler

High-precision 20mm ballscrew for CNC, 1720mm length
✔️ 20 mm dia, 5 mm lead, 1720 mm length, C7 grade precision

This heavy-duty 20 mm diameter ballscrew is designed for precise, fast linear motion in CNC machines, robotics, automation equipment, and precision assembly lines. It features standard end machining with BK15/BF15 bearing end supports and a flexible coupler, plus a zero-backlash nut to ensure repeatable positioning. Dust prevention and lubrication are built in to keep performance smooth even at high speeds.

✅ Ball screw diameter: 20 mm; lead: 5 mm; total length: 1720 mm (67.72 in)
✅ Standard end machining; BK15 BF15 bearing end supports included
✅ Zero-backlash nut for precise positioning and longer service life
✅ GCr15 steel, rolled thread; precision grade C7
✅ Dust-proof lubrication; quiet operation at high speed
✅ Includes flexible coupler; motor shaft bore 8 mm (custom sizes available)

💡 What is a ball screw used for in precision motion systems? This handy component converts rotary motion into precise linear travel with very low friction. - Efficient CNC axis drive - Precision motion for robotics and automation - Reduced backlash and longer service life