General description CCYKXA Metal Duct Elbow Bearing Pulley Block is designed for sliding doors, windows, and cabinets. This durable pulley features two wheels made from high-quality materials, ensuring a long service life and smooth operation. Technical specifications Size: 6.5 x 1.9 cm (2.56 x 0.75 inch) (L x Dia) Wheel Thickness: 0.5 cm Diameter of each caster: 1.8 cm Width between two wheels (inner dimension): 1 cm Load capacity: 60 kg Usage Ideal for cabinets, bookcases, display cabinets, and other office furniture. Designed to support doors with a height of up to 2.5 m for smooth sliding. Other information Note: The wheel diameter is 19 mm; please check the size of your furniture to ensure compatibility before purchasing.