Ideal size: wheel diameter: 50mm (2inch), piston diameter 8mm; rod length is about 1.5 inches (38mm), with a ferrule. Easy to install and can be used for furniture, strollers, folding tables and chairs. The 4-piece swivel caster can rotate 360 ​​degrees. Sliding smoothly and silently. The soft non-slip wheels will not mark the ground. Load capacity: each caster has a bearing capacity of 30kg, and the dual-track wheel hub design makes the casters slide more smoothly. Style: rotating brake. Please make sure your size is right for you before buying. High quality: The universal impeller is made of noiseless PVC, wear-resistant, noiseless, and can effectively protect the wooden floor from scratches. Wide range of applications: usually used in small projects and mobile furniture, such as B. Dressers, TV cabinets, cradles, playpens, chairs, cabinets, bookshelves, plant shelves, etc., Manufacturer: Erzebaihuodian