Pcs Ball Transfer Nylon Casters Roller Units Ball Transfer 360 Degree Rotation with M5x16mm Screws for Sofas Showcases Trolleys Shelves Scooters

【High-quality and durable materials】The bearing surface of the transmission unit is made of galvanized iron, which is scratch-resistant, corrosion-resistant, rust-resistant, stable, not easy to be damaged, and has a long service life. life. 【Achievable maximum capacity】Our products have good load-bearing capacity, the maximum load-bearing capacity is 20 kg. The roller has a 1.6cm hardened steel ball, which can be rotated on a 0.3cm internal bearing for smooth motion. 【360° Silent Rolling】The roller unit ball bearing transmission is polished during the production process, and the surface is smooth. The universal 360-degree transmission bearing is flexible, fast and stable, and has low noise during transportation. 【Equipped with screws, easy to install】Our products are equipped with 16 screws for easy installation. easy. The drive bearing has two screw holes. Just use screws to fix the nylon ball conveyor to the items to be transported. 【Used in different occasions】Not only used in