PB 172219 Urethane Rear Squeegee for Minuteman Power Boss. Priced Each. Manufactrued with oil, chemical, and abrasion resistant polyurethane. Fits the Squeegee Assembly for popular Power Boss / Minuteman machines such as the E17. Measures 32 1/8" x 1 3/4". 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 Minuteman Power Boss 172219. Our Part Number PB 172219