27MM ball bearing slides

Ball bearing slide: two section

1.Width: 27mm

2.Length: 300mm-600mm

3.Thickness: 0.8*0.8, 0.9*0.9, 1.0*1.0

4.Material: Cold-rolled steel

5.Finished: Zinc plated,Black zincplated

6.Load capacity: 30--35kg