DescriptionSometimes little things can make a big impact. You might not think it, but something as humble as a reliable pulley can bring more convenience to your life. If you would like to find a smooth pulley for the glass sliding door, then our product should help you.Features-Color:Assorted.-Material:Nylon, iron.-Size: About12.50X5.50X1.00cm/ 4.91X2.16X0.39in.-Specification: suitable for 5-8mm glass tank. - This strong equipment, of very good quality, is made of nylon and iron, and very easy to install. - Roller stopper to prevent excessive sliding, strong floor guide to stabilize door movement. - Strong load-bearing capacity, not easy to rust and deform, it is a practical sliding door pulley. - Compact in size and light in weight, they won't take up much space. - Wear-resistant wheels are characterized by smooth, low-noise glide.