Fafeicy 4PCS 0840UU U Groove Pulley Roller Guide Wheel, 8x39.5x20.1mm, with Internal Lubrication Grease for Doors Track Drive Mechanical Equipment

Specifications: Model: 0840UU Type: U-groove Material: Metal, plastic Color: Black Inner Diameter: 8mm/0.3in Outer Diameter: 39.5mm/1.6in Thickness: 20.1mm/0.8in Quantity: 4pc Weight: 109g(approx.) Package Includes: 4 x Pulleys PackageList: 4 x Pulleys

• [Durable Construction] Crafted from premium metal and plastic materials these u groove pulley wheels are built to last. their sturdy design ensures longterm wear resistance making them ideal for heavy duty applications.
• [Versatile 4 Pack Set] This convenient set includes four identical u type pulley wheels for multiple applications. the standardized 8x39.5x20.1mm size makes them compatible with various projects.
• [Smooth Operation] Featuring internal lubrication grease these guide wheels deliver exceptionally smooth rolling performance. the advanced effect technology reduces noise during operation.
• [Wide Application Range] Perfect for enhancing door and window tracking systems these pulleys also excel in mechanical equipment applications. their reliable performance makes them suitable for both residential and industrial use.
• [Friction Reducing Design] The innovative u shape groove design minimizes surface contact for reduced friction. precision engineered with a polished smooth surface these pulleys ensure effortless movement.