Shepherd 19076 4 Pk 2" Rubber Furniture Caster Cups Brown Protects Floors Shepherd 19076 4 Pk 2 Rubber Furniture" Caster Cups Brown Protects Floors Ace" Square Brown Rubber Caster" Cups. 2 Id X 2-1/4" Od. Use To" Protect Floors From Scratches And Dents