General description You will receive 20 curtain track rollers of the same size. These rollers are designed for smooth operation and minimal noise, making them ideal for various window applications. Technical specifications Wheel diameter: 14 mm Outer diameter: 18.2 mm Suitable for curtain rods with a width of 18-23 mm Material: High-quality plastic and stainless steel Installation Installation is straightforward: simply insert the hook into the eyelet on the bottom of the bracket. For curtains with holes or rings on the back, you can easily add hooks. Usage These track rollers can be installed on windows in various rooms, including the living room, study, bedroom, office, piano room, and dining room, allowing curtains to be closed easily. Other information Thanks to the double-layer roller track, the rollers produce minimal noise when the curtains are drawn, ensuring a quiet experience. The rollers are durable and rust-resistant, with excellent load-bearing capacity for smooth gliding.