General description The Bronze Ball Wheel is a set of 50mm ball casters designed for easy movement and stability of furniture. Made from durable polypropylene (PP) and steel, these casters prevent scratching on floors and carpets. The locking design ensures that furniture remains in place when needed, while allowing for smooth mobility when unlocked. Ideal for various furniture types including chairs, sofas, benches, ottomans, coffee tables, plant stands, shoe bins, toy bins, and TV stands. Technical specifications Material: Polypropylene (PP) and steel Wheel diameter: 50mm Plate size: 38 x 38mm (L x W) Total height: 60mm Load capacity: 30kg per caster Hole center distance: 25.4mm Installation Package includes: 4 x Ball Casters 16 x Screws for mounting Usage Lock the casters to keep furniture in place Unlock the casters for easy movement of furniture