Our metal bearing rollers are the suitable solution for enhancing your curtain system, offering smooth and efficient movement. These rollers are compatible with a wide range of curtain tracks, including those used in RVs and outdoor settings. Their sturdy build and sleek design make them a versatile and reliable choice for any curtain setup, ensuring performance. Features -Color:Silver -Material:Zinc alloy, plastic -Size:4.10X1.80X1.30cm/1.61X0.71X0.51in -High performance bearings: the metal bearings in these rollers offer exceptional durability and reliable performance for your curtains -Effortless setup: these rollers are designed for easy and quick installation, saving you -Wide application: it can be widely applied for most types of curtain, shower curtain, door curtain, french curtain, plastic drapery -Silent rolling: experience smooth and quiet curtain operation with these efficient rollers -Universal fit: these rollers are suitable for a wide range of curtain tracks, making them versatile for different installations Package list: 4 x Curtain Track Rollers