1. linear guide HGH/HGW type: 15mm,20mm,25mm,30mm,35mm,45mm
2. linear guide SER-GD type: 15mm,20mm,25mm,30mm,35mm,45mm
3. miniature linear guide MGN/MGW type: 5mm,7mm,9mm,12mm,15mm
4. ball screw SFU/DFU type: 12mm,16mm,20mm,25mm,32mm,40mm,50mm,63mm,80mm
5. other CNC parts: like gear rack, spindle set, stepper motor, and so on.