Material: Nylon+45# steel. Color: As the pictures show.
eBay
Specifications:Material: Bearing SteelGroove Type: U GrooveGroove Width: 2mm / 0.09 inchShaft Hole Diameter: 4mm / 0.16 inchOverall Size: 12x4mm / 0.47x0.16 inch (Dia. x Thickness)Features:Smooth surface, good wear resistance, flexible slidingDIY gadgets for you to build a camera track system and repair furniture. Widely used in sliding door and windowSuitable for all kinds of industrial equipment, drive mechanical equipment, printer machine, furniture hardware, office equipment and so onPackage Includes:2 x U Groove Sliding Door Roller.
eBay
45MM U ROUND GROOVE - NYLON pulley WHEEL. High-Quality Round U groove nylon pulley wheel. Order now and experience improved performance and longevity in your machinery. High Impact Strength: Our nylon roller wheels can withstand rigorous use without compromising performance.
eBay
eBay
Product material: steel.
eBay
Deep groove ball bearings, fashionable, slide flexible, compression wear. U Groove pulley Ball Bearing. 001 White POM High Carbon Steel HU-0846.5-10 8mm 46.5mm 10.5mm 5mm 5mm. 002 White POM High Carbon Steel HU-0524-7 5mm 24mm 7mm 3.8mm 2mm.
eBay
44MM u GROOVE - NYLON PULLEY WHEEL. High-Quality Round U groove nylon pulley wheel. Order now and experience improved performance and longevity in your machinery. High Impact Strength: Our nylon roller wheels can withstand rigorous use without compromising performance.
eBay
30MM u GROOVE - NYLON PULLEY WHEEL. High-Quality Round U groove nylon pulley wheel. Order now and experience improved performance and longevity in your machinery. High Impact Strength: Our nylon roller wheels can withstand rigorous use without compromising performance.
eBay