Round universal ball for caster wheels - Material and build: Round universal ball made of steel for durable, professional use in caster applications. - Easy installation: Two mounting holes provide straightforward installation and secure attachment. - Smooth 360 degree rotation: Universal wheel design allows 360° rotation smoothly and without sticking or jamming. - Professional performance: Steel ball construction offers reliable performance and long life in demanding environments. - Compatibility and use: Designed for universal wheel configurations and standard casters that use a two-hole mounting approach. - Size and specifications: Size and mounting details are provided in the product data; exact dimensions vary by model. Typical use scenarios - Replacing worn casters on warehouse carts, service trolleys, or tool chests to restore easy, precise maneuverability. - Upgrading workshop benches, medical equipment stands, or lab stands to enable quick 360° positioning and controlled movement. - Installing on professional equipment stands or mobile workstations in factories or maintenance environments for reliable, smooth rolling in tight spaces.