CL 30937A 42-1/4" Oil-Resistant Black Nitrile Rear Squeegee for Clarke American Lincoln Scrubbers. Optional oil and chemical resistant black nitrile rear (outer) squeegee blade (this is the nitrile version of the 30913A). Measures 42.12" x 2" x 3/16" thick with no mounting holes. Works in conjunction with a ribbed urethane (inner) squeegee, CL 30953A. Fits Nilfisk Clarke American Lincoln models including Clarke Encore/Encore2 L33/D33/S33, Focus D33/L33/S33 and others. Please check your parts manual before ordering. One rear squeegee required per unit. Priced Each. 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 Nilfisk Clarke American Lincoln 30937A. Our Part Number CL 30937A, CL 30937AN