1.Nylon Rubber Stopper: Keep silence and won't out of shape.
2.Solid Metal Ball: High quality ball bearing to ensure running smoothly. And we have 2 to 5 balls for your choice.
3.Selected Materials: Made of high quality Cold-rolled Steel/Stainless Steel Surface galvanized/painted, durable and textured.
4.Easy to install: Multiple hole options can be adjusted up, down, left, and right.





