Product Name: 6mm Threaded 40mm Dual Wheel Swivel Caster in Black Feature Highlights: 1. Smooth 360-Degree Swivel: Ensures effortless and omnidirectional maneuverability for easy movement of your furniture or equipment. 2. Durable Twin-Wheel Design: Features dual wheels for enhanced stability, better weight distribution, and increased load-bearing capacity compared to single-wheel designs. 3. 6mm Threaded Connector: Comes with a standard 6mm threaded stem (12mm length) for secure and straightforward installation onto compatible fittings. 4. Robust Construction: Made from a combination of high-quality plastic and metal components, offering reliable durability and long-lasting performance. 5. Wide Compatibility: Ideal for a variety of applications, including office chairs, furniture, hand trolleys, shopping carts, home appliances, and various industrial equipment. Product Details: This black threaded caster wheel is engineered for smooth mobility and durability. The 360-degree swivel mechanism allows for easy rolling in any direction. Its dual-wheel design provides superior stability and support. Constructed from sturdy plastic and metal, it is built to withstand regular use. The integrated 6mm threaded connector enables simple, tool-free installation. Perfect for replacing old casters or upgrading the mobility of furniture, carts, and numerous equipment types. Specifications: Type: Swivel/Rotation, Dual Wheel Wheel Size: 40mm (Diameter) x 9mm (Thickness) / 1.6" x 0.35" Overall Size: 45mm x 35mm x 60mm (LWH) / 1.77" x 1.38" x 2.36" Threaded Stem: 6mm (Diameter) x 12mm (Length) / 0.24" x 0.47" Material: Plastic, Metal Color: Black Weight: 46g Package Contents: 1 x Threaded Caster Wheel (Other items are not included.) Note: Slight color variations may occur due to lighting and monitor differences. Please allow a slight measurement tolerance of +/- 1-3cm.