MECCANIXITY U Groove Ball Bearing Roller, 6 x 21 x 7mm Nylon Pulley Guide Wheel Stainless Steel Track Wheel Heavy Duty Replacement for Slide Door Window Mechanical Equipment, White Pack of 4

What is this?U-groove pulley wheels are designed for smooth and quiet operation in various applications such as furniture hardware accessories, sliding doors, windows, and mechanical equipment.What will I get?You will receive a pack of 4 White wheels, made of plastic and stainless steel, which can support a loading weight of up to 57 KG (125 LB). It fits the 1/9" round tube orbit.Wheel Overall Size: 6 x 21 x 7mm / 0.24 x 0.83 x 0.28 inch (Inner Width*Diameter*Outer Width)Groove Size: 3 x 1.5mm / 0.12 x 0.06 inch (Width*Depth)Are there any advantages of the product?Sturdy stainless steel construction with rust-resistant plastic wrap, smooth and silent operation from internal lubrication. U-shape groove design, can endure heavy loads and continuous use while maintaining performance.How to use it?These pulley wheels are easy to use and install, designed to fit tracks or shafts with a matching diameter.What should I notice?When using these pulley wheels, please notice the specific dimensions and load-bearing capacity of the product to ensure compatibility with your application. Additionally, inspect the wheels regularly for wear and tear, and replace them as needed to maintain optimal performance.

• What is this? U-groove pulley wheels are designed for smooth and quiet operation in various applications such as furniture hardware accessories, sliding doors, windows, and mechanical equipment.
• What will I get? You will receive a pack of 4 White wheels, each measuring 6 x 21 x 7mm / 0.24 x 0.83 x 0.28 inch in overall size with an inner width, diameter, and outer width respectively. The groove size of each wheel is 3 x 1.5mm / 0.12 x 0.06 inch in width and depth. Made of plastic and stainless steel, these wheels can support a loading weight of up to 57 KG (125 LB). It fits the 1/9" round tube orbit.
• Are there any advantages of the product? Sturdy stainless steel construction with rust-resistant plastic wrap, smooth and silent operation from internal lubrication. U-shape groove design, can endure heavy loads and continuous use while maintaining performance.
• How to use it? These pulley wheels are easy to use and install, designed to fit tracks or shafts with a matching diameter.
• What should I notice? When using these pulley wheels, please notice the specific dimensions and load-bearing capacity of the product to ensure compatibility with your application. Additionally, inspect the wheels regularly for wear and tear, and replace them as needed to maintain optimal performance.