YMYNY Fliti 8pcs Ball Transfer Rollers, Nylon Roller Units, Ball Transfer, 360 Degree Rotation with M5 x 16mm Screws for Sofas, Display Cabinets, Carts,

【High-quality and durable materials】The bearing surface of the gear unit is made of galvanized iron, which is scratch-resistant, corrosion-resistant, rust-proof, stable, not easy to damage and has a long service life. 【Maximum achievable capacity】Our products have good load-bearing capacity, the maximum load-bearing capacity is 20kg. The roller has a 1.6cm hardened steel ball that can rotate on a 0.3cm inner bearing to ensure smooth movement. 【360° silent rolling】The ball bearing gear unit is polished in the production process and the surface is smooth. The 360-degree universal gear bearing is flexible, fast and stable, and has low noise during transportation. 【Equipped with screws, easy to install】For easy installation, our products are equipped with 16 screws. The drive bearing has two screw holes. Simply attach the nylon ball conveyor to the items to be transported with screws. 【Used on various occasions】Not only used in homes such as sofas, display cabinets, carts, shelves,