Plastic bucket features a 35-quart capacity for a more efficient way to clean large areas. Versatile design allows you to mount a wringer (sold separately) on either side of the bucket for simple use. Bucket is compatible with Impact Side Press Mop Wringer， Down Press Mop Wringer， and Genuine Joe Metal Heavy-Duty Side Press Mop Wringer. Smooth， durable construction lets you quickly wipe down the exterior to maintain sanitary use. 3" inboard casters roll smoothly across floors for effortless mobility. Molded-in graduation marks allow you to conveniently make measurements inside the bucket without requiring any additional tools.