WI 86283550 / 140939 Urethane Disk Squeegee for Windsor. Priced Each. Fits popular Windsor machines such as the Chariot iScrub 24, CSX24. Polyurethane blades are commonly used for special situations where heavy oils or chemicals exist. These urethane blades are also very abrasion resistant and can be used in glass manufacturing facilities, bottling plants, or other areas where broken glass may be an issue. These can also be used on concrete sidewalks and similar abrasive surfaces. Replaces Windsor 8.628-355.0. Our Part Number WI 86283550