Designed to protect your floor and carpet from indentations.
Over a period of time, due to the piano’s 400 lb. to 1,200 lb. weight, holes will develop in the floor or carpet, making the caster cup a very necessary piano accessory.4 1/2" Outside diameter
2 3/4" Inside diameter
Available in four colors: Ebony, Walnut, Mahogany, White, Ivory, Unfinished, or all Oak Wood.
Please Note: Caster cups are sold by the piece, not in sets.