1.ball screw high quality
2.large amount of products in store
3.offer the most reasonable price
4.quick delivery
5.TBI screw

1.TBI ball screw.

2.nut is make our self.

3.we have larger instock .

4.quick delivery.

5.packing:wooden  box packing

6.material:GCR15

7.we can off SFE 1616--SFE5050