Feature: 1. The castor has a strong strength thus can support heavy load.2. Made of well-selected and good nylon material,light but structurally strong. 3. Very suitable for DIY you own cart required castor. 4. Smooth rotation,less friction during use,more convenient and labor-saving. 5. Made of fine material and good craftsmanship,has long service life. Specification: Item Type: Casters Package List: 4 x Caster |