Linear Guides Rods Plated Shafts 8MM 39CM

this package is mostly for the 2ea rods to use as a bed stabilizer rails for  3D printer or CNC machines. The rods are straight and the right diameter for use with LM8UU bearings.

OD 8mm x390mm Cylinder Liner Rail Linear Shaft Optical Axis

- Material: bearing steal,GCr15
- Hardness: About  HRC58°
- Precision: g6
- Surface roughness: Below 1.5µM(Rmax)
- Surface hard-thickness: 0.8µ~3mm
- Outer diameter: 8mm
- Length: 390mm
- Staightness: Below 5µM/100mm
- Hard chrome thickness: 3.0µM(Rmax)

package included:
 1 X Linear Guides Light Rods Plated Shafts 8MM 39CM