Jansen small hardwood caster cups provide great protection for your floor, carpet or rugs. The small hardwood caster cup fits many piano caster sizes including typical single-wheel grand and upright piano caster styles. These piano caster cups come in a variety of finishes including Polished Ebony, Mahogany, Walnut, White, and Unfinished.
Each piano caster cup is sold separately, so don't forget to order 3 for a typical grand set or 4 for your upright.
Outer diameter: 3½"
Inner diameter: 1¾"