TN 12470 Rear Urethane Squeegee Assembly for Tennant. Priced Each. Measures 55 1/8" x 1 5/8". Fits 530E. 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 Tennant 12470. Our Part Number TN 12470