Bidirectional 20mm Ball Screw CNC Kit SFU2005 2000mm 78In Beefed Up With 2 Nuts 2 Housings Coupler BK BF15 Bearing Supports And Nema 34 Motor Mount Bracket For Smooth CNC Projects And Upgrades
This bidirectional 20mm ball screw kit SFU2005 is designed for precision linear motion in CNC machines, automation setups, and DIY gantry systems. It includes two nuts, BK15/BF15 end supports, a motor bracket for Nema 34, and a flexible coupling, making upgrades easier and tighter.
✅ SFU2005, 20mm diameter ball screw, lead 5mm, length 2000mm (78.74 in), 2 nuts and 2 nut housings
✅ Includes BK15/BF15 end supports with locknuts and circlips, integrated motor bracket for Nema 34
✅ Flexible coupling included; bore matches 8mm motor shaft; customizable if needed
✅ Bi-directional design with parallel threads, reduces synchronization error between dual motors
✅ Precision GCr15 steel, C7 grade (C5 ground option available)
✅ CAD drawings and 3D models available on request for end-machining and integration
Bidirectional 20mm ball screw kit SFU2005 offers precise, low-backlash linear motion for CNC upgrades, automation projects, and robust machine builds. This kit is engineered to keep shafts and screw axes in perfect alignment for smooth, quiet operation and longer life.
💡 What is a pillow block bearing used for in motion systems?
- Handy for supporting shafts in CNC gantries and linear drives
- Keeps shafts aligned to reduce wobble and wear
- Commonly used in DIY CNC upgrades and automation projects