1. High precision, low running noise, stable and durable, easy installation and maintenance. Rebound resistant, can be used vertically.
2. Low friction, long service life; Excellent static and dynamic stiffness; High positioning, more accurate positioning; No stick-slip effect, less heat, reduce the required drive power.
3. Can be used for CNC, machine tool DIY, student projects, family projects, simple experiments and other creative, manufacturing and industrial needs.
Specifications:
Model: SFE2020
Guide rail width or diameter: 20mm
Lead: 20mm
Precision: C7 rolled type

Description:
High transmission efficiency, high positioning accuracy, good repeatability of positioning accuracy, long life, high rigidity, good transmission reversibility, bright surface, high matching accuracy, easy and light movement of the slider. Made of high-quality steel, wear-resistant, can meet high load capacity requirements. Easy to assemble Aluminum support rails with pre-drilled holes for easy installation.

Packing list:
1pcs RM2020 ball screw with SFE2020 ball nut standard end processing
1pcs BK15/BF15 end support seat
1pcs DSG20H nut housing
1pcs D25L30 8*12mm coupling
The above ball screw is the total length, including the processed part.