ZVD 2.5" x 0.75" angle tube roller block with metal bearing and two plastic wheels for sliding doors, windows, cabinets

10 pulleys in one set. Made of iron and plastic, with ball bearings inside, smooth running and durable. Suitable for your wardrobe, bookshelf, display cabinet, and other office furniture. The wheel diameter is 19 mm. Please check the size of your furniture before purchasing to make sure the roller meets your needs. This roller is suitable for U-shaped rails. Diameter of each roller: 1.9 cm. Inner width between two rollers: 2 cm. The rollers have a small support to properly position and wedge the door before fixing. Even doors with a height of 2 and 50 meters glide smoothly. Although small, it is sufficient to carry about 40 kg.